Base | Representation |
---|---|
bin | 1000010011011101111… |
… | …0001010111000001000 |
3 | 111122020112120101120110 |
4 | 2010313132022320020 |
5 | 4314134112422040 |
6 | 145312244554320 |
7 | 13210234614654 |
oct | 2046736127010 |
9 | 448215511513 |
10 | 142664576520 |
11 | 5555a4859a4 |
12 | 237960b29a0 |
13 | 105b7924cab |
14 | 6c9547da64 |
15 | 3a9eb0a980 |
hex | 213778ae08 |
142664576520 has 64 divisors (see below), whose sum is σ = 430828179840. Its totient is φ = 37791936000.
The previous prime is 142664576513. The next prime is 142664576531. The reversal of 142664576520 is 25675466241.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 142664576520.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 3918541 + ... + 3954780.
It is an arithmetic number, because the mean of its divisors is an integer number (6731690310).
Almost surely, 2142664576520 is an apocalyptic number.
142664576520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142664576520 is an abundant number, since it is smaller than the sum of its proper divisors (288163603320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142664576520 is a wasteful number, since it uses less digits than its factorization.
142664576520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7873486 (or 7873482 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 48.
The spelling of 142664576520 in words is "one hundred forty-two billion, six hundred sixty-four million, five hundred seventy-six thousand, five hundred twenty".
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