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68037032 = 2371214947
BaseRepresentation
bin1000000111000…
…10100110101000
311202000122021002
410003202212220
5114404141112
610430134132
71454206460
oct403424650
9152018232
1068037032
1135450258
121a951348
13111321cb
149070ba0
155e8e1c2
hex40e29a8

68037032 has 16 divisors (see below), whose sum is σ = 145793760. Its totient is φ = 29158704.

The previous prime is 68037031. The next prime is 68037041. The reversal of 68037032 is 23073086.

It is a junction number, because it is equal to n+sod(n) for n = 68036986 and 68037004.

It is not an unprimeable number, because it can be changed into a prime (68037031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 607418 + ... + 607529.

It is an arithmetic number, because the mean of its divisors is an integer number (9112110).

Almost surely, 268037032 is an apocalyptic number.

It is an amenable number.

68037032 is an abundant number, since it is smaller than the sum of its proper divisors (77756728).

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

68037032 is a wasteful number, since it uses less digits than its factorization.

68037032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214960 (or 1214956 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 68037032 is about 8248.4563404312. The cubic root of 68037032 is about 408.2395907905.

The spelling of 68037032 in words is "sixty-eight million, thirty-seven thousand, thirty-two".

Divisors: 1 2 4 7 8 14 28 56 1214947 2429894 4859788 8504629 9719576 17009258 34018516 68037032