Base | Representation |
---|---|
bin | 1011110000111011… |
… | …0001001110101100 |
3 | 22011002022102111110 |
4 | 2330032301032230 |
5 | 22431421111033 |
6 | 1241210352020 |
7 | 141154312611 |
oct | 27416611654 |
9 | 8132272443 |
10 | 3157988268 |
11 | 1380669366 |
12 | 74172b610 |
13 | 3b434c416 |
14 | 21d5b0508 |
15 | 1373a0363 |
hex | bc3b13ac |
3157988268 has 48 divisors (see below), whose sum is σ = 7488633600. Its totient is φ = 1035585600.
The previous prime is 3157988257. The next prime is 3157988291. The reversal of 3157988268 is 8628897513.
It is a happy number.
It is a super-3 number, since 3×31579882683 (a number of 29 digits) contains 333 as substring.
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, 414558 + ... + 422106.
It is an arithmetic number, because the mean of its divisors is an integer number (156013200).
Almost surely, 23157988268 is an apocalyptic number.
It is an amenable number.
3157988268 is an abundant number, since it is smaller than the sum of its proper divisors (4330645332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3157988268 is a wasteful number, since it uses less digits than its factorization.
3157988268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8118 (or 8116 counting only the distinct ones).
The product of its digits is 5806080, while the sum is 57.
The square root of 3157988268 is about 56195.9808883162. The cubic root of 3157988268 is about 1467.1353141708.
The spelling of 3157988268 in words is "three billion, one hundred fifty-seven million, nine hundred eighty-eight thousand, two hundred sixty-eight".
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