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70900695020 = 22516721227753
BaseRepresentation
bin100001000001000000…
…0101011111111101100
320210000012011111011102
41002002000223333230
52130201034220040
652323223542232
75056661651441
oct1020200537754
9223005144142
1070900695020
1128083659621
12118a85ba978
1368bbc2549c
1436084b39c8
151c9e728515
hex108202bfec

70900695020 has 24 divisors (see below), whose sum is σ = 149783032224. Its totient is φ = 28190454656.

The previous prime is 70900695017. The next prime is 70900695029. The reversal of 70900695020 is 2059600907.

It is not an unprimeable number, because it can be changed into a prime (70900695029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10610537 + ... + 10617216.

It is an arithmetic number, because the mean of its divisors is an integer number (6240959676).

Almost surely, 270900695020 is an apocalyptic number.

It is an amenable number.

70900695020 is an abundant number, since it is smaller than the sum of its proper divisors (78882337204).

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

70900695020 is a wasteful number, since it uses less digits than its factorization.

70900695020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21227929 (or 21227927 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 38.

The spelling of 70900695020 in words is "seventy billion, nine hundred million, six hundred ninety-five thousand, twenty".

Divisors: 1 2 4 5 10 20 167 334 668 835 1670 3340 21227753 42455506 84911012 106138765 212277530 424555060 3545034751 7090069502 14180139004 17725173755 35450347510 70900695020