Base | Representation |
---|---|
bin | 1011000111001111000… |
… | …1100011111010100001 |
3 | 200020210121102021222121 |
4 | 2301303301203322201 |
5 | 11112001224324100 |
6 | 223412522104241 |
7 | 16536125103664 |
oct | 2616361437241 |
9 | 606717367877 |
10 | 190920933025 |
11 | 73a72986869 |
12 | 3100304b081 |
13 | 150083773b4 |
14 | 93523a76db |
15 | 4e7637a51a |
hex | 2c73c63ea1 |
190920933025 has 27 divisors (see below), whose sum is σ = 244711951923. Its totient is φ = 147757321200.
The previous prime is 190920933011. The next prime is 190920933053. The reversal of 190920933025 is 520339029091.
The square root of 190920933025 is 436945.
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., 68731535889 + 122189397136 = 262167^2 + 349556^2 .
It is not a de Polignac number, because 190920933025 - 27 = 190920932897 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 67725066 + ... + 67727884.
Almost surely, 2190920933025 is an apocalyptic number.
190920933025 is the 436945-th square number.
190920933025 is the 218473-rd centered octagonal number.
It is an amenable number.
190920933025 is a deficient number, since it is larger than the sum of its proper divisors (53791018898).
190920933025 is an frugal number, since it uses more digits than its factorization.
190920933025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5710 (or 2855 counting only the distinct ones).
The product of its (nonzero) digits is 131220, while the sum is 43.
The spelling of 190920933025 in words is "one hundred ninety billion, nine hundred twenty million, nine hundred thirty-three thousand, twenty-five".
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