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68695132 = 22113150363
BaseRepresentation
bin1000001100000…
…11010001011100
311210021002000011
410012003101130
5120041221012
610452213004
71462620232
oct406032134
9153232004
1068695132
113585a740
121b00a164
131130290c
1491a2952
15606e1a7
hex418345c

68695132 has 24 divisors (see below), whose sum is σ = 135378432. Its totient is φ = 30217200.

The previous prime is 68695103. The next prime is 68695201. The reversal of 68695132 is 23159686.

It is a congruent 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, 23818 + ... + 26545.

It is an arithmetic number, because the mean of its divisors is an integer number (5640768).

Almost surely, 268695132 is an apocalyptic number.

68695132 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

68695132 is a deficient number, since it is larger than the sum of its proper divisors (66683300).

68695132 is a wasteful number, since it uses less digits than its factorization.

68695132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50409 (or 50407 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 68695132 is about 8288.2526505893. The cubic root of 68695132 is about 409.5516256424.

The spelling of 68695132 in words is "sixty-eight million, six hundred ninety-five thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 31 44 62 124 341 682 1364 50363 100726 201452 553993 1107986 1561253 2215972 3122506 6245012 17173783 34347566 68695132