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68952832 = 281320719
BaseRepresentation
bin1000001110000…
…10001100000000
311210202011111121
410013002030000
5120122442312
610501522024
71465042444
oct407021400
9153664447
1068952832
1135a16313
121b113314
1311392cc0
14922c824
1560c0707
hex41c2300

68952832 has 36 divisors (see below), whose sum is σ = 148230880. Its totient is φ = 31822848.

The previous prime is 68952823. The next prime is 68952853. The reversal of 68952832 is 23825986.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7032 + ... + 13687.

Almost surely, 268952832 is an apocalyptic number.

It is an amenable number.

68952832 is an abundant number, since it is smaller than the sum of its proper divisors (79278048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68952832 is a wasteful number, since it uses less digits than its factorization.

68952832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20748 (or 20734 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The square root of 68952832 is about 8303.7841975812. The cubic root of 68952832 is about 410.0631114428.

The spelling of 68952832 in words is "sixty-eight million, nine hundred fifty-two thousand, eight hundred thirty-two".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 128 208 256 416 832 1664 3328 20719 41438 82876 165752 269347 331504 538694 663008 1077388 1326016 2154776 2652032 4309552 5304064 8619104 17238208 34476416 68952832