Base | Representation |
---|---|
bin | 1100010101101… |
… | …10010011011001 |
3 | 21012202201010120 |
4 | 12022312103121 |
5 | 202444212121 |
6 | 14134303453 |
7 | 2364540102 |
oct | 612662331 |
9 | 235681116 |
10 | 103507161 |
11 | 5347750a |
12 | 2a7b7b89 |
13 | 185a0c54 |
14 | da653a9 |
15 | 9148bc6 |
hex | 62b64d9 |
103507161 has 16 divisors (see below), whose sum is σ = 141174528. Its totient is φ = 67438800.
The previous prime is 103507147. The next prime is 103507189. The reversal of 103507161 is 161705301.
It is not a de Polignac number, because 103507161 - 26 = 103507097 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (103507141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24366 + ... + 28296.
It is an arithmetic number, because the mean of its divisors is an integer number (8823408).
Almost surely, 2103507161 is an apocalyptic number.
It is an amenable number.
103507161 is a deficient number, since it is larger than the sum of its proper divisors (37667367).
103507161 is a wasteful number, since it uses less digits than its factorization.
103507161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4132.
The product of its (nonzero) digits is 630, while the sum is 24.
The square root of 103507161 is about 10173.8469125498. The cubic root of 103507161 is about 469.5229216649.
The spelling of 103507161 in words is "one hundred three million, five hundred seven thousand, one hundred sixty-one".
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