Base | Representation |
---|---|
bin | 100000111010101000… |
… | …1000110000000110110 |
3 | 20202110021212011200020 |
4 | 1001311101012000312 |
5 | 2124231321021321 |
6 | 52250105230010 |
7 | 5051454445326 |
oct | 1016521060066 |
9 | 222407764606 |
10 | 70686892086 |
11 | 27a839a9288 |
12 | 11848a92306 |
13 | 6886847685 |
14 | 35c7d3b286 |
15 | 1c8aa944c6 |
hex | 1075446036 |
70686892086 has 12 divisors (see below), whose sum is σ = 141375086676. Its totient is φ = 23562080280.
The previous prime is 70686892057. The next prime is 70686892123. The reversal of 70686892086 is 68029868607.
It is a congruent number.
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, 596976 + ... + 705516.
It is an arithmetic number, because the mean of its divisors is an integer number (11781257223).
Almost surely, 270686892086 is an apocalyptic number.
70686892086 is an abundant number, since it is smaller than the sum of its proper divisors (70688194590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70686892086 is an frugal number, since it uses more digits than its factorization.
70686892086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217087 (or 108546 counting only the distinct ones).
The product of its (nonzero) digits is 13934592, while the sum is 60.
The spelling of 70686892086 in words is "seventy billion, six hundred eighty-six million, eight hundred ninety-two thousand, eighty-six".
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