Base | Representation |
---|---|
bin | 1000010111010… |
… | …10100010010000 |
3 | 11220000211120122 |
4 | 10023222202100 |
5 | 120430313142 |
6 | 10543525412 |
7 | 1511256362 |
oct | 413524220 |
9 | 156024518 |
10 | 70166672 |
11 | 36675294 |
12 | 1b5b9868 |
13 | 116c9654 |
14 | 9466d32 |
15 | 62601d2 |
hex | 42ea890 |
70166672 has 30 divisors (see below), whose sum is σ = 137850738. Its totient is φ = 34596352.
The previous prime is 70166617. The next prime is 70166683. The reversal of 70166672 is 27666107.
It can be written as a sum of positive squares in 3 ways, for example, as 29767936 + 40398736 = 5456^2 + 6356^2 .
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, 356078 + ... + 356274.
Almost surely, 270166672 is an apocalyptic number.
It is an amenable number.
70166672 is a deficient number, since it is larger than the sum of its proper divisors (67684066).
70166672 is a wasteful number, since it uses less digits than its factorization.
70166672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515 (or 312 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 35.
The square root of 70166672 is about 8376.5549004349. The cubic root of 70166672 is about 412.4553673166.
The spelling of 70166672 in words is "seventy million, one hundred sixty-six thousand, six hundred seventy-two".
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