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232513105 = 5114227511
BaseRepresentation
bin11011101101111…
…01111001010001
3121012111220000111
431312331321101
5434010404410
635023321321
75522220526
oct1566757121
9535456014
10232513105
1110a27a5a0
1265a50241
133922c126
1422c4714d
151562cb8a
hexddbde51

232513105 has 8 divisors (see below), whose sum is σ = 304380864. Its totient is φ = 169100400.

The previous prime is 232513093. The next prime is 232513111. The reversal of 232513105 is 501315232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-232513105 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2113701 + ... + 2113810.

It is an arithmetic number, because the mean of its divisors is an integer number (38047608).

Almost surely, 2232513105 is an apocalyptic number.

It is an amenable number.

232513105 is a deficient number, since it is larger than the sum of its proper divisors (71867759).

232513105 is a wasteful number, since it uses less digits than its factorization.

232513105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4227527.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 232513105 is about 15248.3804058005. The cubic root of 232513105 is about 614.9160261664.

Adding to 232513105 its reverse (501315232), we get a palindrome (733828337).

The spelling of 232513105 in words is "two hundred thirty-two million, five hundred thirteen thousand, one hundred five".

Divisors: 1 5 11 55 4227511 21137555 46502621 232513105