Base | Representation |
---|---|
bin | 100000110110000110… |
… | …0011001111101110000 |
3 | 20202001200102101200110 |
4 | 1001230030121331300 |
5 | 2123423333340034 |
6 | 52223030421320 |
7 | 5044625533623 |
oct | 1015414317560 |
9 | 222050371613 |
10 | 70534668144 |
11 | 27a05a88176 |
12 | 11805b01840 |
13 | 686114a435 |
14 | 35b1a33dba |
15 | 1c7c525de9 |
hex | 106c319f70 |
70534668144 has 40 divisors (see below), whose sum is σ = 188497823760. Its totient is φ = 22700812288.
The previous prime is 70534668137. The next prime is 70534668223. The reversal of 70534668144 is 44186643507.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a junction number, because it is equal to n+sod(n) for n = 70534668093 and 70534668102.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25334337 + ... + 25337120.
It is an arithmetic number, because the mean of its divisors is an integer number (4712445594).
Almost surely, 270534668144 is an apocalyptic number.
It is an amenable number.
70534668144 is an abundant number, since it is smaller than the sum of its proper divisors (117963155616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70534668144 is a wasteful number, since it uses less digits than its factorization.
70534668144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50671497 (or 50671491 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 48.
The spelling of 70534668144 in words is "seventy billion, five hundred thirty-four million, six hundred sixty-eight thousand, one hundred forty-four".
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