Base | Representation |
---|---|
bin | 1111001011110011… |
… | …01011000000001100 |
3 | 210001010112222010110 |
4 | 13211321223000030 |
5 | 113143412134413 |
6 | 3424531040020 |
7 | 406005302262 |
oct | 74571530014 |
9 | 23033488113 |
10 | 8152068108 |
11 | 35036a2478 |
12 | 16b6140010 |
13 | 9cbbb7452 |
14 | 574970432 |
15 | 32aa378c3 |
hex | 1e5e6b00c |
8152068108 has 24 divisors (see below), whose sum is σ = 19158341440. Its totient is φ = 2697806160.
The previous prime is 8152068103. The next prime is 8152068137. The reversal of 8152068108 is 8018602518.
It is not an unprimeable number, because it can be changed into a prime (8152068101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2441998 + ... + 2445333.
Almost surely, 28152068108 is an apocalyptic number.
It is an amenable number.
8152068108 is an abundant number, since it is smaller than the sum of its proper divisors (11006273332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8152068108 is a wasteful number, since it uses less digits than its factorization.
8152068108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4887477 (or 4887475 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 39.
The square root of 8152068108 is about 90288.8038906264. The cubic root of 8152068108 is about 2012.5928855345.
The spelling of 8152068108 in words is "eight billion, one hundred fifty-two million, sixty-eight thousand, one hundred eight".
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