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232968405 = 3519817433
BaseRepresentation
bin11011110001011…
…01000011010101
3121020101000120110
431320231003111
5434114442110
635041153233
75526125115
oct1570550325
9536330513
10232968405
1110a56067a
126602b819
133935b437
1422d25045
15156bca20
hexde2d0d5

232968405 has 16 divisors (see below), whose sum is σ = 392368320. Its totient is φ = 117710208.

The previous prime is 232968361. The next prime is 232968409. The reversal of 232968405 is 504869232.

It is a happy number.

It is not a de Polignac number, because 232968405 - 214 = 232952021 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232968409) 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, 408432 + ... + 409001.

It is an arithmetic number, because the mean of its divisors is an integer number (24523020).

Almost surely, 2232968405 is an apocalyptic number.

It is an amenable number.

232968405 is a deficient number, since it is larger than the sum of its proper divisors (159399915).

232968405 is a wasteful number, since it uses less digits than its factorization.

232968405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817460.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 232968405 is about 15263.3025587518. The cubic root of 232968405 is about 615.3171343413.

The spelling of 232968405 in words is "two hundred thirty-two million, nine hundred sixty-eight thousand, four hundred five".

Divisors: 1 3 5 15 19 57 95 285 817433 2452299 4087165 12261495 15531227 46593681 77656135 232968405