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68833552 = 244302097
BaseRepresentation
bin1000001101001…
…01000100010000
311210112002212211
410012211010100
5120110133202
610455201504
71464034624
oct406450420
9153462784
1068833552
1135944737
121b076294
1311350918
1491db184
15609a1d7
hex41a5110

68833552 has 10 divisors (see below), whose sum is σ = 133365038. Its totient is φ = 34416768.

The previous prime is 68833543. The next prime is 68833553. The reversal of 68833552 is 25533886.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 57517056 + 11316496 = 7584^2 + 3364^2 .

It is not an unprimeable number, because it can be changed into a prime (68833553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2151033 + ... + 2151064.

Almost surely, 268833552 is an apocalyptic number.

It is an amenable number.

68833552 is a deficient number, since it is larger than the sum of its proper divisors (64531486).

68833552 is a wasteful number, since it uses less digits than its factorization.

68833552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4302105 (or 4302099 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 68833552 is about 8296.5988212038. The cubic root of 68833552 is about 409.8265218893.

The spelling of 68833552 in words is "sixty-eight million, eight hundred thirty-three thousand, five hundred fifty-two".

Divisors: 1 2 4 8 16 4302097 8604194 17208388 34416776 68833552