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83048725 = 523321949
BaseRepresentation
bin1001111001100…
…11100100010101
312210021022102201
410330303210111
5132230024400
612124004501
72025621364
oct474634425
9183238381
1083048725
1142973811
1223990731
1314289c76
14b05b7db
15745706a
hex4f33915

83048725 has 6 divisors (see below), whose sum is σ = 102980450. Its totient is φ = 66438960.

The previous prime is 83048717. The next prime is 83048737. The reversal of 83048725 is 52784038.

It can be written as a sum of positive squares in 3 ways, for example, as 1580049 + 81468676 = 1257^2 + 9026^2 .

It is not a de Polignac number, because 83048725 - 23 = 83048717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1660950 + ... + 1660999.

Almost surely, 283048725 is an apocalyptic number.

It is an amenable number.

83048725 is a deficient number, since it is larger than the sum of its proper divisors (19931725).

83048725 is a wasteful number, since it uses less digits than its factorization.

83048725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3321959 (or 3321954 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 83048725 is about 9113.1073185824. The cubic root of 83048725 is about 436.2924086380.

The spelling of 83048725 in words is "eighty-three million, forty-eight thousand, seven hundred twenty-five".

Divisors: 1 5 25 3321949 16609745 83048725