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13230554400 = 2532527262511
BaseRepresentation
bin11000101001001101…
…00011110100100000
31021011001121210122100
430110212203310200
5204044010220100
610024504410400
7645602566620
oct142446436440
937131553570
1013230554400
11567a337388
122692a76a00
13132b09641b
148d7222880
155267e4400
hex3149a3d20

13230554400 has 216 divisors, whose sum is σ = 53319337344. Its totient is φ = 3024115200.

The previous prime is 13230554371. The next prime is 13230554401. The reversal of 13230554400 is 445503231.

It is not an unprimeable number, because it can be changed into a prime (13230554401) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 80856 + ... + 181655.

It is an arithmetic number, because the mean of its divisors is an integer number (246848784).

Almost surely, 213230554400 is an apocalyptic number.

13230554400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13230554400 is an abundant number, since it is smaller than the sum of its proper divisors (40088782944).

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

13230554400 is a wasteful number, since it uses less digits than its factorization.

13230554400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262544 (or 262528 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 13230554400 in words is "thirteen billion, two hundred thirty million, five hundred fifty-four thousand, four hundred".