Base | Representation |
---|---|
bin | 10000100011100010010011… |
… | …010101000010010100100100 |
3 | 100112210122021212111020012010 |
4 | 100203202103111002110210 |
5 | 34020412412341221301 |
6 | 414504444500354220 |
7 | 21223255305036261 |
oct | 2043422325022444 |
9 | 315718255436163 |
10 | 72810757367076 |
11 | 212219613a7813 |
12 | 81bb2673a5970 |
13 | 3182042aab9b1 |
14 | 13da0b922c268 |
15 | 863e953c85d6 |
hex | 423893542524 |
72810757367076 has 24 divisors (see below), whose sum is σ = 169892117629920. Its totient is φ = 24270202392832.
The previous prime is 72810757367071. The next prime is 72810757367111. The reversal of 72810757367076 is 67076375701827.
It is a junction number, because it is equal to n+sod(n) for n = 72810757366998 and 72810757367016.
It is not an unprimeable number, because it can be changed into a prime (72810757367071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56980 + ... + 12067508.
It is an arithmetic number, because the mean of its divisors is an integer number (7078838234580).
Almost surely, 272810757367076 is an apocalyptic number.
It is an amenable number.
72810757367076 is an abundant number, since it is smaller than the sum of its proper divisors (97081360262844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72810757367076 is a wasteful number, since it uses less digits than its factorization.
72810757367076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12515723 (or 12515721 counting only the distinct ones).
The product of its (nonzero) digits is 145212480, while the sum is 66.
The spelling of 72810757367076 in words is "seventy-two trillion, eight hundred ten billion, seven hundred fifty-seven million, three hundred sixty-seven thousand, seventy-six".
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