Base | Representation |
---|---|
bin | 10101110100011010… |
… | …111000010001010001 |
3 | 2020110201222201202100 |
4 | 111310122320101101 |
5 | 340440034233021 |
6 | 14432424111013 |
7 | 1456366023630 |
oct | 256432702121 |
9 | 66421881670 |
10 | 23428039761 |
11 | 9a32577035 |
12 | 465a005469 |
13 | 229496a429 |
14 | 11c36b1517 |
15 | 921bb1626 |
hex | 5746b8451 |
23428039761 has 48 divisors (see below), whose sum is σ = 39264825600. Its totient is φ = 13183672320.
The previous prime is 23428039741. The next prime is 23428039781. The reversal of 23428039761 is 16793082432.
23428039761 is a `hidden beast` number, since 234 + 28 + 0 + 397 + 6 + 1 = 666.
It is an interprime number because it is at equal distance from previous prime (23428039741) and next prime (23428039781).
It is not a de Polignac number, because 23428039761 - 219 = 23427515473 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23428039741) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4689681 + ... + 4694673.
It is an arithmetic number, because the mean of its divisors is an integer number (818017200).
Almost surely, 223428039761 is an apocalyptic number.
23428039761 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
23428039761 is a deficient number, since it is larger than the sum of its proper divisors (15836785839).
23428039761 is a wasteful number, since it uses less digits than its factorization.
23428039761 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6126 (or 6123 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The spelling of 23428039761 in words is "twenty-three billion, four hundred twenty-eight million, thirty-nine thousand, seven hundred sixty-one".
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