Base | Representation |
---|---|
bin | 100000110010010101… |
… | …1010100111011111110 |
3 | 20201201220010020201220 |
4 | 1001210223110323332 |
5 | 2123144042300121 |
6 | 52202323414210 |
7 | 5041534565565 |
oct | 1014453247376 |
9 | 221656106656 |
10 | 70408556286 |
11 | 279508814a2 |
12 | 1178b824366 |
13 | 6840c93633 |
14 | 359cda6bdc |
15 | 1c714146c6 |
hex | 1064ad4efe |
70408556286 has 16 divisors (see below), whose sum is σ = 142399328400. Its totient is φ = 23205816128.
The previous prime is 70408556263. The next prime is 70408556303. The reversal of 70408556286 is 68265580407.
It is a happy number.
It is a super-2 number, since 2×704085562862 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65925081 + ... + 65926148.
It is an arithmetic number, because the mean of its divisors is an integer number (8899958025).
Almost surely, 270408556286 is an apocalyptic number.
70408556286 is an abundant number, since it is smaller than the sum of its proper divisors (71990772114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70408556286 is a wasteful number, since it uses less digits than its factorization.
70408556286 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131851323.
The product of its (nonzero) digits is 3225600, while the sum is 51.
The spelling of 70408556286 in words is "seventy billion, four hundred eight million, five hundred fifty-six thousand, two hundred eighty-six".
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