Base | Representation |
---|---|
bin | 1000011100001… |
… | …11110101001100 |
3 | 11221020120101000 |
4 | 10032013311030 |
5 | 121111422311 |
6 | 11005420300 |
7 | 1516611636 |
oct | 416076514 |
9 | 157216330 |
10 | 70810956 |
11 | 36a75357 |
12 | 1b86a690 |
13 | 11893998 |
14 | 9593a56 |
15 | 633b056 |
hex | 4387d4c |
70810956 has 24 divisors (see below), whose sum is σ = 183584240. Its totient is φ = 23603616.
The previous prime is 70810931. The next prime is 70810973. The reversal of 70810956 is 65901807.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 70810956.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327721 + ... + 327936.
Almost surely, 270810956 is an apocalyptic number.
It is an amenable number.
70810956 is an abundant number, since it is smaller than the sum of its proper divisors (112773284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70810956 is a wasteful number, since it uses less digits than its factorization.
70810956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 655670 (or 655662 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 36.
The square root of 70810956 is about 8414.9245985927. The cubic root of 70810956 is about 413.7139380709.
It can be divided in two parts, 708 and 10956, that added together give a square (11664 = 1082).
The spelling of 70810956 in words is "seventy million, eight hundred ten thousand, nine hundred fifty-six".
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