Base | Representation |
---|---|
bin | 101110100111110011… |
… | …1110000100000010010 |
3 | 100120102112120112112202 |
4 | 1131033213300200102 |
5 | 3120021214221122 |
6 | 113554452323202 |
7 | 10143032361200 |
oct | 1351747604022 |
9 | 316375515482 |
10 | 100120070162 |
11 | 39508195642 |
12 | 174a2013502 |
13 | 959765c588 |
14 | 4bbad98070 |
15 | 290ea55e92 |
hex | 174f9f0812 |
100120070162 has 18 divisors (see below), whose sum is σ = 174704771943. Its totient is φ = 42907259052.
The previous prime is 100120070161. The next prime is 100120070189. The reversal of 100120070162 is 261070021001.
It can be written as a sum of positive squares in only one way, i.e., 50060035081 + 50060035081 = 223741^2 + 223741^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=223741.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (100120070161) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3116393 + ... + 3148355.
Almost surely, 2100120070162 is an apocalyptic number.
100120070162 is a deficient number, since it is larger than the sum of its proper divisors (74584701781).
100120070162 is an frugal number, since it uses more digits than its factorization.
100120070162 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63942 (or 31972 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 20.
Adding to 100120070162 its reverse (261070021001), we get a palindrome (361190091163).
The spelling of 100120070162 in words is "one hundred billion, one hundred twenty million, seventy thousand, one hundred sixty-two".
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