Base | Representation |
---|---|
bin | 10101011010111111… |
… | …111010011000100100 |
3 | 2012101000110022020210 |
4 | 111122333322120210 |
5 | 334101343241012 |
6 | 14322230455420 |
7 | 1442666602524 |
oct | 253277723044 |
9 | 65330408223 |
10 | 23001540132 |
11 | 98338515aa |
12 | 455b204570 |
13 | 22274ab19c |
14 | 1182bad684 |
15 | 8e951623c |
hex | 55affa624 |
23001540132 has 24 divisors (see below), whose sum is σ = 53693853472. Its totient is φ = 7663809600.
The previous prime is 23001540131. The next prime is 23001540151. The reversal of 23001540132 is 23104510032.
It is a super-3 number, since 3×230015401323 (a number of 32 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23001540099 and 23001540108.
It is not an unprimeable number, because it can be changed into a prime (23001540131) 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, 392794 + ... + 447537.
Almost surely, 223001540132 is an apocalyptic number.
It is an amenable number.
23001540132 is an abundant number, since it is smaller than the sum of its proper divisors (30692313340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23001540132 is a wasteful number, since it uses less digits than its factorization.
23001540132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 842619 (or 842617 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The spelling of 23001540132 in words is "twenty-three billion, one million, five hundred forty thousand, one hundred thirty-two".
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