Base | Representation |
---|---|
bin | 10000000100010101100000… |
… | …001001110100001110100000 |
3 | 100021012200010112022101110000 |
4 | 100010111200021310032200 |
5 | 33230300410241411130 |
6 | 410143501034540000 |
7 | 20612333645032035 |
oct | 2004254011641640 |
9 | 307180115271400 |
10 | 70666710107040 |
11 | 2057564663a493 |
12 | 7b13822297600 |
13 | 3057ac4327a18 |
14 | 136440381738c |
15 | 82830b21b260 |
hex | 4045602743a0 |
70666710107040 has 120 divisors (see below), whose sum is σ = 249394597798500. Its totient is φ = 18844456025088.
The previous prime is 70666710107029. The next prime is 70666710107047. The reversal of 70666710107040 is 4070101766607.
It can be written as a sum of positive squares in 2 ways, for example, as 62870753675664 + 7795956431376 = 7929108^2 + 2792124^2 .
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (70666710107047) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2726326165 + ... + 2726352084.
Almost surely, 270666710107040 is an apocalyptic number.
It is an amenable number.
70666710107040 is an abundant number, since it is smaller than the sum of its proper divisors (178727887691460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70666710107040 is a wasteful number, since it uses less digits than its factorization.
70666710107040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5452678276 (or 5452678259 counting only the distinct ones).
The product of its (nonzero) digits is 296352, while the sum is 45.
The spelling of 70666710107040 in words is "seventy trillion, six hundred sixty-six billion, seven hundred ten million, one hundred seven thousand, forty".
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