Base | Representation |
---|---|
bin | 100000101010000001… |
… | …0111110110110000000 |
3 | 20201000110002222121212 |
4 | 1001110002332312000 |
5 | 2122111130411301 |
6 | 52114515305252 |
7 | 5031606202430 |
oct | 1012402766600 |
9 | 221013088555 |
10 | 70129544576 |
11 | 27818332903 |
12 | 117122ab228 |
13 | 67c8233a50 |
14 | 3573cd82c0 |
15 | 1c56b9e4bb |
hex | 10540bed80 |
70129544576 has 384 divisors, whose sum is σ = 185599330560. Its totient is φ = 25694208000.
The previous prime is 70129544567. The next prime is 70129544581. The reversal of 70129544576 is 67544592107.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 279400451 + ... + 279400701.
It is an arithmetic number, because the mean of its divisors is an integer number (483331590).
Almost surely, 270129544576 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 70129544576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92799665280).
70129544576 is an abundant number, since it is smaller than the sum of its proper divisors (115469785984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70129544576 is a wasteful number, since it uses less digits than its factorization.
70129544576 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 402 (or 373 counting only the distinct ones).
The product of its (nonzero) digits is 2116800, while the sum is 50.
The spelling of 70129544576 in words is "seventy billion, one hundred twenty-nine million, five hundred forty-four thousand, five hundred seventy-six".
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