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68432396 = 2219388643
BaseRepresentation
bin1000001010000…
…11001000001100
311202202201121012
410011003020030
5120004314041
610442424352
71460444234
oct405031014
9152681535
1068432396
11356a02aa
121ab020b8
1311240156
149134cc4
15601b3eb
hex414320c

68432396 has 12 divisors (see below), whose sum is σ = 120378552. Its totient is φ = 34038528.

The previous prime is 68432369. The next prime is 68432411. The reversal of 68432396 is 69323486.

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, 43550 + ... + 45093.

It is an arithmetic number, because the mean of its divisors is an integer number (10031546).

Almost surely, 268432396 is an apocalyptic number.

It is an amenable number.

68432396 is a deficient number, since it is larger than the sum of its proper divisors (51946156).

68432396 is a wasteful number, since it uses less digits than its factorization.

68432396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88840 (or 88838 counting only the distinct ones).

The product of its digits is 186624, while the sum is 41.

The square root of 68432396 is about 8272.3875634547. The cubic root of 68432396 is about 409.0288257093.

It can be divided in two parts, 68432 and 396, that multiplied together give a palindrome (27099072).

The spelling of 68432396 in words is "sixty-eight million, four hundred thirty-two thousand, three hundred ninety-six".

Divisors: 1 2 4 193 386 772 88643 177286 354572 17108099 34216198 68432396