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232105357 = 11294316921
BaseRepresentation
bin11011101010110…
…10010110001101
3121011202011200201
431311122112031
5433404332412
635010453501
75515602001
oct1565322615
9534664621
10232105357
1110a021210
1265894291
1339118663
1422b7c701
151559be57
hexdd5a58d

232105357 has 16 divisors (see below), whose sum is σ = 268044480. Its totient is φ = 198979200.

The previous prime is 232105337. The next prime is 232105361. The reversal of 232105357 is 753501232.

It is a cyclic number.

It is not a de Polignac number, because 232105357 - 27 = 232105229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232105337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5257 + ... + 22177.

It is an arithmetic number, because the mean of its divisors is an integer number (16752780).

Almost surely, 2232105357 is an apocalyptic number.

It is an amenable number.

232105357 is a deficient number, since it is larger than the sum of its proper divisors (35939123).

232105357 is a wasteful number, since it uses less digits than its factorization.

232105357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17004.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 232105357 is about 15235.0043321293. The cubic root of 232105357 is about 614.5563654526.

Adding to 232105357 its reverse (753501232), we get a palindrome (985606589).

The spelling of 232105357 in words is "two hundred thirty-two million, one hundred five thousand, three hundred fifty-seven".

Divisors: 1 11 29 43 319 473 1247 13717 16921 186131 490709 727603 5397799 8003633 21100487 232105357