Base | Representation |
---|---|
bin | 10011000011111011… |
… | …111110111110001100 |
3 | 1221211101112222120201 |
4 | 103003323332332030 |
5 | 313404042310412 |
6 | 13222534023244 |
7 | 1323123624250 |
oct | 230373767614 |
9 | 57741488521 |
10 | 20467150732 |
11 | 875319a306 |
12 | 3b724a7b24 |
13 | 1c123caba2 |
14 | dc236a260 |
15 | 7ebc95e57 |
hex | 4c3efef8c |
20467150732 has 24 divisors (see below), whose sum is σ = 42040636064. Its totient is φ = 8534564352.
The previous prime is 20467150729. The next prime is 20467150733. The reversal of 20467150732 is 23705176402.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a junction number, because it is equal to n+sod(n) for n = 20467150691 and 20467150700.
It is not an unprimeable number, because it can be changed into a prime (20467150733) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9876933 + ... + 9879004.
Almost surely, 220467150732 is an apocalyptic number.
It is an amenable number.
20467150732 is an abundant number, since it is smaller than the sum of its proper divisors (21573485332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20467150732 is a wasteful number, since it uses less digits than its factorization.
20467150732 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19755985 (or 19755983 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 37.
The spelling of 20467150732 in words is "twenty billion, four hundred sixty-seven million, one hundred fifty thousand, seven hundred thirty-two".
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