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70662474 = 2323925693
BaseRepresentation
bin1000011011000…
…11100101001010
311220222000200200
410031203211022
5121042144344
611002313030
71515423021
oct415434512
9156860620
1070662474
1136983843
121b7b8776
131184121c
1495558b8
15630c069
hex436394a

70662474 has 12 divisors (see below), whose sum is σ = 153102066. Its totient is φ = 23554152.

The previous prime is 70662469. The next prime is 70662491. The reversal of 70662474 is 47426607.

It can be written as a sum of positive squares in only one way, i.e., 65853225 + 4809249 = 8115^2 + 2193^2 .

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, 1962829 + ... + 1962864.

Almost surely, 270662474 is an apocalyptic number.

70662474 is an abundant number, since it is smaller than the sum of its proper divisors (82439592).

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

70662474 is a wasteful number, since it uses less digits than its factorization.

70662474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3925701 (or 3925698 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 70662474 is about 8406.0974298422. The cubic root of 70662474 is about 413.4245663740.

The spelling of 70662474 in words is "seventy million, six hundred sixty-two thousand, four hundred seventy-four".

Divisors: 1 2 3 6 9 18 3925693 7851386 11777079 23554158 35331237 70662474