Base | Representation |
---|---|
bin | 111101100001111001… |
… | …101001110101001110 |
3 | 20022112022201222220021 |
4 | 331201321221311032 |
5 | 2040301123403232 |
6 | 50203433212354 |
7 | 4526126226040 |
oct | 754171516516 |
9 | 208468658807 |
10 | 66067012942 |
11 | 26023119747 |
12 | 109798610ba |
13 | 62cb689c88 |
14 | 32aa547a90 |
15 | 1aba1c6397 |
hex | f61e69d4e |
66067012942 has 32 divisors (see below), whose sum is σ = 115473600000. Its totient is φ = 27761199648.
The previous prime is 66067012931. The next prime is 66067012967. The reversal of 66067012942 is 24921076066.
It is a happy number.
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, 1082559 + ... + 1141957.
It is an arithmetic number, because the mean of its divisors is an integer number (3608550000).
Almost surely, 266067012942 is an apocalyptic number.
66067012942 is a deficient number, since it is larger than the sum of its proper divisors (49406587058).
66067012942 is a wasteful number, since it uses less digits than its factorization.
66067012942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60960.
The product of its (nonzero) digits is 217728, while the sum is 43.
The spelling of 66067012942 in words is "sixty-six billion, sixty-seven million, twelve thousand, nine hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •