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232115012 = 22312118593
BaseRepresentation
bin11011101010111…
…00101101000100
3121011202122221022
431311130231010
5433410140022
635011010312
75515642103
oct1565345504
9534678838
10232115012
1110a028498
1265899998
133911cb7c
1422b8203a
151559ec42
hexdd5cb44

232115012 has 12 divisors (see below), whose sum is σ = 406353276. Its totient is φ = 116014080.

The previous prime is 232114997. The next prime is 232115041. The reversal of 232115012 is 210511232.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43217476 + 188897536 = 6574^2 + 13744^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3188 + ... + 21780.

It is an arithmetic number, because the mean of its divisors is an integer number (33862773).

Almost surely, 2232115012 is an apocalyptic number.

It is an amenable number.

232115012 is a deficient number, since it is larger than the sum of its proper divisors (174238264).

232115012 is a wasteful number, since it uses less digits than its factorization.

232115012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21718 (or 21716 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 232115012 is about 15235.3211977956. The cubic root of 232115012 is about 614.5648866683.

Adding to 232115012 its reverse (210511232), we get a palindrome (442626244).

The spelling of 232115012 in words is "two hundred thirty-two million, one hundred fifteen thousand, twelve".

Divisors: 1 2 4 3121 6242 12484 18593 37186 74372 58028753 116057506 232115012