Base | Representation |
---|---|
bin | 1000011011111… |
… | …10000011110010 |
3 | 11221011112110120 |
4 | 10031332003302 |
5 | 121104132210 |
6 | 11004511110 |
7 | 1516354146 |
oct | 415760362 |
9 | 157145416 |
10 | 70770930 |
11 | 36a4827a |
12 | 1b84b496 |
13 | 1187b6b9 |
14 | 9583226 |
15 | 632e270 |
hex | 437e0f2 |
70770930 has 16 divisors (see below), whose sum is σ = 169850304. Its totient is φ = 18872240.
The previous prime is 70770929. The next prime is 70770937. The reversal of 70770930 is 3907707.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 70770891 and 70770900.
It is not an unprimeable number, because it can be changed into a prime (70770937) 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, 1179486 + ... + 1179545.
It is an arithmetic number, because the mean of its divisors is an integer number (10615644).
Almost surely, 270770930 is an apocalyptic number.
70770930 is an abundant number, since it is smaller than the sum of its proper divisors (99079374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70770930 is a wasteful number, since it uses less digits than its factorization.
70770930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2359041.
The product of its (nonzero) digits is 9261, while the sum is 33.
The square root of 70770930 is about 8412.5459879872. The cubic root of 70770930 is about 413.6359725692.
The spelling of 70770930 in words is "seventy million, seven hundred seventy thousand, nine hundred thirty".
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