Base | Representation |
---|---|
bin | 10001101010001001… |
… | …011110101110000100 |
3 | 1210221101222100110011 |
4 | 101222021132232010 |
5 | 302312422123304 |
6 | 12413242240004 |
7 | 1240602424021 |
oct | 215211365604 |
9 | 53841870404 |
10 | 18960739204 |
11 | 804a930000 |
12 | 3811ab6004 |
13 | 1a322a2514 |
14 | cbc278548 |
15 | 75e8d1c04 |
hex | 46a25eb84 |
18960739204 has 45 divisors (see below), whose sum is σ = 36563455285. Its totient is φ = 8603371040.
The previous prime is 18960739181. The next prime is 18960739211. The reversal of 18960739204 is 40293706981.
The square root of 18960739204 is 137698.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 3125033604 + 15835705600 = 55902^2 + 125840^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 33322632 + ... + 33323200.
Almost surely, 218960739204 is an apocalyptic number.
18960739204 is the 137698-th square number.
It is an amenable number.
18960739204 is a deficient number, since it is larger than the sum of its proper divisors (17602716081).
18960739204 is an frugal number, since it uses more digits than its factorization.
18960739204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1186 (or 582 counting only the distinct ones).
The product of its (nonzero) digits is 653184, while the sum is 49.
Multiplying 18960739204 by its sum of digits (49), we get a square (929076220996 = 9638862).
The spelling of 18960739204 in words is "eighteen billion, nine hundred sixty million, seven hundred thirty-nine thousand, two hundred four".
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