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13030351400 = 2352115922887
BaseRepresentation
bin11000010001010101…
…10110001000101000
31020122002220102202102
430020222312020220
5203141232221100
65552553352532
7640622105453
oct141052661050
936562812672
1013030351400
115587325960
122637a08748
1312c876a901
148b87ca49a
15513e49cd5
hex308ab6228

13030351400 has 48 divisors (see below), whose sum is σ = 33049715040. Its totient is φ = 4738308800.

The previous prime is 13030351381. The next prime is 13030351417. The reversal of 13030351400 is 415303031.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 2959244 + ... + 2963643.

It is an arithmetic number, because the mean of its divisors is an integer number (688535730).

Almost surely, 213030351400 is an apocalyptic number.

13030351400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13030351400 is an abundant number, since it is smaller than the sum of its proper divisors (20019363640).

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

13030351400 is a wasteful number, since it uses less digits than its factorization.

13030351400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5922914 (or 5922905 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 13030351400 its reverse (415303031), we get a palindrome (13445654431).

The spelling of 13030351400 in words is "thirteen billion, thirty million, three hundred fifty-one thousand, four hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 200 220 275 440 550 1100 2200 5922887 11845774 23691548 29614435 47383096 59228870 65151757 118457740 130303514 148072175 236915480 260607028 296144350 325758785 521214056 592288700 651517570 1184577400 1303035140 1628793925 2606070280 3257587850 6515175700 13030351400