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70683125 = 54113093
BaseRepresentation
bin1000011011010…
…00100111110101
311221000002000112
410031220213311
5121043330000
611002552405
71515540152
oct415504765
9157002015
1070683125
1136998307
121b808705
131184a746
14955d229
156313235
hex43689f5

70683125 has 10 divisors (see below), whose sum is σ = 88326414. Its totient is φ = 56546000.

The previous prime is 70683103. The next prime is 70683143. The reversal of 70683125 is 52138607.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 20994724 + 49688401 = 4582^2 + 7049^2 .

It is not a de Polignac number, because 70683125 - 218 = 70420981 is a prime.

It is a super-2 number, since 2×706831252 = 9992208319531250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70683091 and 70683100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 55922 + ... + 57171.

Almost surely, 270683125 is an apocalyptic number.

It is an amenable number.

70683125 is a deficient number, since it is larger than the sum of its proper divisors (17643289).

70683125 is an equidigital number, since it uses as much as digits as its factorization.

70683125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113113 (or 113098 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 70683125 is about 8407.3256746721. The cubic root of 70683125 is about 413.4648366838.

The spelling of 70683125 in words is "seventy million, six hundred eighty-three thousand, one hundred twenty-five".

Divisors: 1 5 25 125 625 113093 565465 2827325 14136625 70683125