Base | Representation |
---|---|
bin | 100000110001100000… |
… | …0001010110101001000 |
3 | 20201122221021002101200 |
4 | 1001203000022311020 |
5 | 2123114344343410 |
6 | 52155441344200 |
7 | 5041044041313 |
oct | 1014300126510 |
9 | 221587232350 |
10 | 70380465480 |
11 | 27936a35456 |
12 | 11782338060 |
13 | 6838209660 |
14 | 359937397a |
15 | 1c6dc163c0 |
hex | 106300ad48 |
70380465480 has 96 divisors (see below), whose sum is σ = 246331645560. Its totient is φ = 17324421120.
The previous prime is 70380465461. The next prime is 70380465509. The reversal of 70380465480 is 8456408307.
70380465480 is a `hidden beast` number, since 70 + 3 + 80 + 465 + 48 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 55045605924 + 15334859556 = 234618^2 + 123834^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7514601 + ... + 7523960.
Almost surely, 270380465480 is an apocalyptic number.
It is an amenable number.
70380465480 is an abundant number, since it is smaller than the sum of its proper divisors (175951180080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70380465480 is a wasteful number, since it uses less digits than its factorization.
70380465480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15038591 (or 15038584 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 45.
The spelling of 70380465480 in words is "seventy billion, three hundred eighty million, four hundred sixty-five thousand, four hundred eighty".
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