Base | Representation |
---|---|
bin | 111101001110110101… |
… | …0011100000110010110 |
3 | 110120102001110210022220 |
4 | 1322131222130012112 |
5 | 4123300001320214 |
6 | 140224012203210 |
7 | 12333355656114 |
oct | 1723552340626 |
9 | 416361423286 |
10 | 131494166934 |
11 | 50848035939 |
12 | 21599169506 |
13 | c527603a90 |
14 | 6515ad0ab4 |
15 | 36491099a9 |
hex | 1e9da9c196 |
131494166934 has 64 divisors (see below), whose sum is σ = 288036908544. Its totient is φ = 39774986496.
The previous prime is 131494166927. The next prime is 131494166963. The reversal of 131494166934 is 439661494131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1710447 + ... + 1785669.
It is an arithmetic number, because the mean of its divisors is an integer number (4500576696).
Almost surely, 2131494166934 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 131494166934, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144018454272).
131494166934 is an abundant number, since it is smaller than the sum of its proper divisors (156542741610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131494166934 is a wasteful number, since it uses less digits than its factorization.
131494166934 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75621.
The product of its digits is 1679616, while the sum is 51.
The spelling of 131494166934 in words is "one hundred thirty-one billion, four hundred ninety-four million, one hundred sixty-six thousand, nine hundred thirty-four".
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