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70682960 = 245883537
BaseRepresentation
bin1000011011010…
…00100101010000
311221000001210102
410031220211100
5121043323320
611002551532
71515536525
oct415504520
9157001712
1070682960
1136998177
121b8085a8
131184a64a
14955d14c
156313175
hex4368950

70682960 has 20 divisors (see below), whose sum is σ = 164338068. Its totient is φ = 28273152.

The previous prime is 70682939. The next prime is 70682977. The reversal of 70682960 is 6928607.

It can be written as a sum of positive squares in 2 ways, for example, as 10837264 + 59845696 = 3292^2 + 7736^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441689 + ... + 441848.

Almost surely, 270682960 is an apocalyptic number.

It is an amenable number.

70682960 is an abundant number, since it is smaller than the sum of its proper divisors (93655108).

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

70682960 is a wasteful number, since it uses less digits than its factorization.

70682960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883550 (or 883544 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 70682960 is about 8407.3158617956. The cubic root of 70682960 is about 413.4645149580.

The spelling of 70682960 in words is "seventy million, six hundred eighty-two thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 883537 1767074 3534148 4417685 7068296 8835370 14136592 17670740 35341480 70682960