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144350120000 = 26543899277
BaseRepresentation
bin1000011001101111110…
…0000000100001000000
3111210121000012212112202
42012123330000201000
54331112112320000
6150151420012332
713300062526622
oct2063374004100
9453530185482
10144350120000
1156244974739
1223b866910a8
13107c5bac3b8
146db5280c12
153b4caa5dd5
hex219bf00840

144350120000 has 140 divisors (see below), whose sum is σ = 358900224540. Its totient is φ = 57585408000.

The previous prime is 144350119987. The next prime is 144350120039. The reversal of 144350120000 is 21053441.

It can be written as a sum of positive squares in 10 ways, for example, as 106766869504 + 37583250496 = 326752^2 + 193864^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15555362 + ... + 15564638.

Almost surely, 2144350120000 is an apocalyptic number.

144350120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144350120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179450112270).

144350120000 is an abundant number, since it is smaller than the sum of its proper divisors (214550104540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144350120000 is an frugal number, since it uses more digits than its factorization.

144350120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9698 (or 9673 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 144350120000 its reverse (21053441), we get a palindrome (144371173441).

The spelling of 144350120000 in words is "one hundred forty-four billion, three hundred fifty million, one hundred twenty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 200 250 320 389 400 500 625 778 800 1000 1250 1556 1600 1945 2000 2500 3112 3890 4000 5000 6224 7780 8000 9277 9725 10000 12448 15560 18554 19450 20000 24896 31120 37108 38900 40000 46385 48625 62240 74216 77800 92770 97250 124480 148432 155600 185540 194500 231925 243125 296864 311200 371080 389000 463850 486250 593728 622400 742160 778000 927700 972500 1159625 1484320 1556000 1855400 1945000 2319250 2968640 3112000 3608753 3710800 3890000 4638500 5798125 7217506 7421600 7780000 9277000 11596250 14435012 14843200 15560000 18043765 18554000 23192500 28870024 36087530 37108000 46385000 57740048 72175060 74216000 90218825 92770000 115480096 144350120 180437650 185540000 230960192 288700240 360875300 371080000 451094125 577400480 721750600 902188250 1154800960 1443501200 1804376500 2255470625 2887002400 3608753000 4510941250 5774004800 7217506000 9021882500 14435012000 18043765000 28870024000 36087530000 72175060000 144350120000