Base | Representation |
---|---|
bin | 111111001110111100… |
… | …000110001101111000 |
3 | 20111020210222222001212 |
4 | 333032330012031320 |
5 | 2103022432320130 |
6 | 51105142502252 |
7 | 4622351423462 |
oct | 771674061570 |
9 | 214223888055 |
10 | 67896370040 |
11 | 26881804814 |
12 | 111aa434988 |
13 | 65306884b5 |
14 | 34014a3132 |
15 | 1b75acce95 |
hex | fcef06378 |
67896370040 has 64 divisors (see below), whose sum is σ = 170266471200. Its totient is φ = 24215666688.
The previous prime is 67896370039. The next prime is 67896370043. The reversal of 67896370040 is 4007369876.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67896370043) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2614649 + ... + 2640488.
Almost surely, 267896370040 is an apocalyptic number.
It is an amenable number.
67896370040 is an abundant number, since it is smaller than the sum of its proper divisors (102370101160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67896370040 is a wasteful number, since it uses less digits than its factorization.
67896370040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5255184 (or 5255180 counting only the distinct ones).
The product of its (nonzero) digits is 1524096, while the sum is 50.
The spelling of 67896370040 in words is "sixty-seven billion, eight hundred ninety-six million, three hundred seventy thousand, forty".
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