Base | Representation |
---|---|
bin | 111000111110001100100… |
… | …0011010010110110000100 |
3 | 1000201112222022111122202121 |
4 | 1301330121003102312010 |
5 | 2011242114243042003 |
6 | 24353041432215324 |
7 | 1435465211034364 |
oct | 161743103226604 |
9 | 30645868448677 |
10 | 7830145674628 |
11 | 2549823113622 |
12 | a6564bb3a544 |
13 | 44a4c1bb32a4 |
14 | 1d0da40c69a4 |
15 | d8a302e2cbd |
hex | 71f190d2d84 |
7830145674628 has 12 divisors (see below), whose sum is σ = 13709963126412. Its totient is φ = 3913013352800.
The previous prime is 7830145674581. The next prime is 7830145674691. The reversal of 7830145674628 is 8264765410387.
It can be written as a sum of positive squares in 2 ways, for example, as 2396062518084 + 5434083156544 = 1547922^2 + 2331112^2 .
It is a super-2 number, since 2×78301456746282 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514862575 + ... + 514877782.
It is an arithmetic number, because the mean of its divisors is an integer number (1142496927201).
Almost surely, 27830145674628 is an apocalyptic number.
It is an amenable number.
7830145674628 is a deficient number, since it is larger than the sum of its proper divisors (5879817451784).
7830145674628 is a wasteful number, since it uses less digits than its factorization.
7830145674628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1029742262 (or 1029742260 counting only the distinct ones).
The product of its (nonzero) digits is 54190080, while the sum is 61.
The spelling of 7830145674628 in words is "seven trillion, eight hundred thirty billion, one hundred forty-five million, six hundred seventy-four thousand, six hundred twenty-eight".
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