Base | Representation |
---|---|
bin | 10010111101101010… |
… | …11001000000011010 |
3 | 222021112022211021222 |
4 | 21132311121000122 |
5 | 131322313121304 |
6 | 4402125532042 |
7 | 510202656353 |
oct | 113665310032 |
9 | 28245284258 |
10 | 10180988954 |
11 | 43549a2764 |
12 | 1b81714022 |
13 | c63349526 |
14 | 6c81d6d2a |
15 | 3e8c0e4be |
hex | 25ed5901a |
10180988954 has 4 divisors (see below), whose sum is σ = 15271483434. Its totient is φ = 5090494476.
The previous prime is 10180988941. The next prime is 10180989001. The reversal of 10180988954 is 45988908101.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 8247364225 + 1933624729 = 90815^2 + 43973^2 .
It is a junction number, because it is equal to n+sod(n) for n = 10180988896 and 10180988905.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2545247237 + ... + 2545247240.
Almost surely, 210180988954 is an apocalyptic number.
10180988954 is a deficient number, since it is larger than the sum of its proper divisors (5090494480).
10180988954 is an equidigital number, since it uses as much as digits as its factorization.
10180988954 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5090494479.
The product of its (nonzero) digits is 829440, while the sum is 53.
The spelling of 10180988954 in words is "ten billion, one hundred eighty million, nine hundred eighty-eight thousand, nine hundred fifty-four".
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