Base | Representation |
---|---|
bin | 10000110110011001… |
… | …000010010110010000 |
3 | 1201200220001020211100 |
4 | 100312121002112100 |
5 | 244023123331224 |
6 | 12151142544400 |
7 | 1210226610612 |
oct | 206631022620 |
9 | 51626036740 |
10 | 18092402064 |
11 | 7744764500 |
12 | 360b138100 |
13 | 1924413969 |
14 | c38c00db2 |
15 | 70d55bac9 |
hex | 436642590 |
18092402064 has 135 divisors (see below), whose sum is σ = 55709782219. Its totient is φ = 5477165760.
The previous prime is 18092402051. The next prime is 18092402077. The reversal of 18092402064 is 46020429081.
The square root of 18092402064 is 134508.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (18092402051) and next prime (18092402077).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 17754547 + ... + 17755565.
Almost surely, 218092402064 is an apocalyptic number.
18092402064 is the 134508-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18092402064
18092402064 is an abundant number, since it is smaller than the sum of its proper divisors (37617380155).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18092402064 is a wasteful number, since it uses less digits than its factorization.
18092402064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2074 (or 1035 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 36.
Multiplying 18092402064 by its sum of digits (36), we get a square (651326474304 = 8070482).
18092402064 divided by its sum of digits (36) gives a square (502566724 = 224182).
The spelling of 18092402064 in words is "eighteen billion, ninety-two million, four hundred two thousand, sixty-four".
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