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103055360 = 21551737
BaseRepresentation
bin1100010010010…
…00000000000000
321011220202101012
412021020000000
5202340232420
614120500052
72360645642
oct611100000
9234822335
10103055360
1153199021
122a61a628
1318473405
14d988892
1590a9dc5
hex6248000

103055360 has 128 divisors (see below), whose sum is σ = 268955640. Its totient is φ = 37748736.

The previous prime is 103055353. The next prime is 103055369. The reversal of 103055360 is 63550301.

It can be written as a sum of positive squares in 4 ways, for example, as 102252544 + 802816 = 10112^2 + 896^2 .

It is a tau number, because it is divible by the number of its divisors (128).

It is a nialpdrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103055369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2785262 + ... + 2785298.

Almost surely, 2103055360 is an apocalyptic number.

103055360 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 103055360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134477820).

103055360 is an abundant number, since it is smaller than the sum of its proper divisors (165900280).

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

103055360 is an frugal number, since it uses more digits than its factorization.

103055360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 103055360 is about 10151.6185901560. The cubic root of 103055360 is about 468.8387811690.

The spelling of 103055360 in words is "one hundred three million, fifty-five thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 17 20 32 34 37 40 64 68 74 80 85 128 136 148 160 170 185 256 272 296 320 340 370 512 544 592 629 640 680 740 1024 1088 1184 1258 1280 1360 1480 2048 2176 2368 2516 2560 2720 2960 3145 4096 4352 4736 5032 5120 5440 5920 6290 8192 8704 9472 10064 10240 10880 11840 12580 16384 17408 18944 20128 20480 21760 23680 25160 32768 34816 37888 40256 40960 43520 47360 50320 69632 75776 80512 81920 87040 94720 100640 139264 151552 161024 163840 174080 189440 201280 278528 303104 322048 348160 378880 402560 557056 606208 644096 696320 757760 805120 1212416 1288192 1392640 1515520 1610240 2576384 2785280 3031040 3220480 5152768 6062080 6440960 10305536 12881920 20611072 25763840 51527680 103055360