Base | Representation |
---|---|
bin | 100000111010111000… |
… | …0111011110100101100 |
3 | 20202110212120020102120 |
4 | 1001311300323310230 |
5 | 2124240440121311 |
6 | 52251004152540 |
7 | 5051615421246 |
oct | 1016560736454 |
9 | 222425506376 |
10 | 70695238956 |
11 | 27a8868a421 |
12 | 1184b838750 |
13 | 68884aa954 |
14 | 35c90b1096 |
15 | 1c8b692706 |
hex | 1075c3bd2c |
70695238956 has 72 divisors (see below), whose sum is σ = 175608853056. Its totient is φ = 22130899200.
The previous prime is 70695238937. The next prime is 70695238967. The reversal of 70695238956 is 65983259607.
It is a super-2 number, since 2×706952389562 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 70695238956.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1597731 + ... + 1641381.
It is an arithmetic number, because the mean of its divisors is an integer number (2439011848).
Almost surely, 270695238956 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70695238956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87804426528).
70695238956 is an abundant number, since it is smaller than the sum of its proper divisors (104913614100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70695238956 is a wasteful number, since it uses less digits than its factorization.
70695238956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44159 (or 44140 counting only the distinct ones).
The product of its (nonzero) digits is 24494400, while the sum is 60.
The spelling of 70695238956 in words is "seventy billion, six hundred ninety-five million, two hundred thirty-eight thousand, nine hundred fifty-six".
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