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68800552 = 2313961871
BaseRepresentation
bin1000001100111…
…01000000101000
311210110102121121
410012131000220
5120103104202
610454345024
71463536462
oct406350050
9153412547
1068800552
1135921967
121b05b174
131133b8b2
1491cd132
156090537
hex419d028

68800552 has 16 divisors (see below), whose sum is σ = 129931200. Its totient is φ = 34152240.

The previous prime is 68800489. The next prime is 68800553. The reversal of 68800552 is 25500886.

It is not an unprimeable number, because it can be changed into a prime (68800553) 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, 29824 + ... + 32047.

It is an arithmetic number, because the mean of its divisors is an integer number (8120700).

Almost surely, 268800552 is an apocalyptic number.

It is an amenable number.

68800552 is a deficient number, since it is larger than the sum of its proper divisors (61130648).

68800552 is a wasteful number, since it uses less digits than its factorization.

68800552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62016 (or 62012 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 68800552 is about 8294.6098160191. The cubic root of 68800552 is about 409.7610187703.

The spelling of 68800552 in words is "sixty-eight million, eight hundred thousand, five hundred fifty-two".

Divisors: 1 2 4 8 139 278 556 1112 61871 123742 247484 494968 8600069 17200138 34400276 68800552