Base | Representation |
---|---|
bin | 1001001011111000010… |
… | …00010000101111111000 |
3 | 1010011122202120222220110 |
4 | 10211330020100233320 |
5 | 20132334434400034 |
6 | 400554104024320 |
7 | 31542144352224 |
oct | 4457410205770 |
9 | 1104582528813 |
10 | 315615153144 |
11 | 111940586a45 |
12 | 51202a620a0 |
13 | 239bac4a7b5 |
14 | 113c0d35784 |
15 | 83234d5de9 |
hex | 497c210bf8 |
315615153144 has 64 divisors (see below), whose sum is σ = 802174371840. Its totient is φ = 103454386560.
The previous prime is 315615153059. The next prime is 315615153157. The reversal of 315615153144 is 441351516513.
It is a super-2 number, since 2×3156151531442 (a number of 24 digits) contains 22 as substring.
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, 6309817 + ... + 6359639.
It is an arithmetic number, because the mean of its divisors is an integer number (12533974560).
Almost surely, 2315615153144 is an apocalyptic number.
It is an amenable number.
315615153144 is an abundant number, since it is smaller than the sum of its proper divisors (486559218696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315615153144 is a wasteful number, since it uses less digits than its factorization.
315615153144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54220 (or 54216 counting only the distinct ones).
The product of its digits is 108000, while the sum is 39.
Adding to 315615153144 its reverse (441351516513), we get a palindrome (756966669657).
The spelling of 315615153144 in words is "three hundred fifteen billion, six hundred fifteen million, one hundred fifty-three thousand, one hundred forty-four".
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