Base | Representation |
---|---|
bin | 1100010001111… |
… | …01011001110101 |
3 | 21011211112211200 |
4 | 12020331121311 |
5 | 202332340312 |
6 | 14115523113 |
7 | 2360405256 |
oct | 610753165 |
9 | 234745750 |
10 | 103011957 |
11 | 53169454 |
12 | 2a5b9499 |
13 | 18459729 |
14 | d976b2d |
15 | 909c0dc |
hex | 623d675 |
103011957 has 6 divisors (see below), whose sum is σ = 148795062. Its totient is φ = 68674632.
The previous prime is 103011943. The next prime is 103011989. The reversal of 103011957 is 759110301.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 102394161 + 617796 = 10119^2 + 786^2 .
It is not a de Polignac number, because 103011957 - 24 = 103011941 is a prime.
It is a super-2 number, since 2×1030119572 = 21222926569939698, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 103011957.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103011157) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5722878 + ... + 5722895.
It is an arithmetic number, because the mean of its divisors is an integer number (24799177).
Almost surely, 2103011957 is an apocalyptic number.
It is an amenable number.
103011957 is a deficient number, since it is larger than the sum of its proper divisors (45783105).
103011957 is a wasteful number, since it uses less digits than its factorization.
103011957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11445779 (or 11445776 counting only the distinct ones).
The product of its (nonzero) digits is 945, while the sum is 27.
The square root of 103011957 is about 10149.4806271060. The cubic root of 103011957 is about 468.7729529027.
The spelling of 103011957 in words is "one hundred three million, eleven thousand, nine hundred fifty-seven".
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