Base | Representation |
---|---|
bin | 111110101011001101… |
… | …110011101101100000 |
3 | 20102201001020111021210 |
4 | 332223031303231200 |
5 | 2100311020024211 |
6 | 50525452550120 |
7 | 4601453225361 |
oct | 765315635540 |
9 | 212631214253 |
10 | 67297033056 |
11 | 265a4469aa0 |
12 | 11061782340 |
13 | 6466462626 |
14 | 3385a4db68 |
15 | 1b3d1919a6 |
hex | fab373b60 |
67297033056 has 96 divisors (see below), whose sum is σ = 195428733696. Its totient is φ = 20105792000.
The previous prime is 67297032977. The next prime is 67297033079. The reversal of 67297033056 is 65033079276.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a junction number, because it is equal to n+sod(n) for n = 67297032996 and 67297033014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373815 + ... + 523766.
It is an arithmetic number, because the mean of its divisors is an integer number (2035715976).
Almost surely, 267297033056 is an apocalyptic number.
67297033056 is a gapful number since it is divisible by the number (66) formed by its first and last digit.
It is an amenable number.
67297033056 is an abundant number, since it is smaller than the sum of its proper divisors (128131700640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67297033056 is a wasteful number, since it uses less digits than its factorization.
67297033056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 897676 (or 897668 counting only the distinct ones).
The product of its (nonzero) digits is 1428840, while the sum is 48.
The spelling of 67297033056 in words is "sixty-seven billion, two hundred ninety-seven million, thirty-three thousand, fifty-six".
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