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13230232300 = 2252711863413
BaseRepresentation
bin11000101001001010…
…10101001011101100
31021011001000102210201
430110211111023230
5204043414413200
610024453443244
7645600055555
oct142445251354
937131012721
1013230232300
11567a13738a
122692940524
13132acb292c
148d717b32c
1552677dc6a
hex3149552ec

13230232300 has 36 divisors (see below), whose sum is σ = 29113980336. Its totient is φ = 5217553600.

The previous prime is 13230232277. The next prime is 13230232319. The reversal of 13230232300 is 323203231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 924607 + ... + 938806.

It is an arithmetic number, because the mean of its divisors is an integer number (808721676).

Almost surely, 213230232300 is an apocalyptic number.

13230232300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13230232300 is an abundant number, since it is smaller than the sum of its proper divisors (15883748036).

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

13230232300 is a wasteful number, since it uses less digits than its factorization.

13230232300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863498 (or 1863491 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 13230232300 its reverse (323203231), we get a palindrome (13553435531).

The spelling of 13230232300 in words is "thirteen billion, two hundred thirty million, two hundred thirty-two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 71 100 142 284 355 710 1420 1775 3550 7100 1863413 3726826 7453652 9317065 18634130 37268260 46585325 93170650 132302323 186341300 264604646 529209292 661511615 1323023230 2646046460 3307558075 6615116150 13230232300