Base | Representation |
---|---|
bin | 1011001110100110010… |
… | …0011010111011010001 |
3 | 200102220100010001101021 |
4 | 2303221210122323101 |
5 | 11130023140343300 |
6 | 224341000235441 |
7 | 16636113100531 |
oct | 2635144327321 |
9 | 612810101337 |
10 | 192897199825 |
11 | 74897493310 |
12 | 31474a6bb81 |
13 | 15261932035 |
14 | 949ca454c1 |
15 | 503eb00d1a |
hex | 2ce991aed1 |
192897199825 has 24 divisors (see below), whose sum is σ = 272282412096. Its totient is φ = 134189352000.
The previous prime is 192897199793. The next prime is 192897199903. The reversal of 192897199825 is 528991798291.
It is a happy number.
It is not a de Polignac number, because 192897199825 - 25 = 192897199793 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15242466 + ... + 15255115.
It is an arithmetic number, because the mean of its divisors is an integer number (11345100504).
Almost surely, 2192897199825 is an apocalyptic number.
It is an amenable number.
192897199825 is a deficient number, since it is larger than the sum of its proper divisors (79385212271).
192897199825 is a wasteful number, since it uses less digits than its factorization.
192897199825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30497625 (or 30497620 counting only the distinct ones).
The product of its digits is 58786560, while the sum is 70.
The spelling of 192897199825 in words is "one hundred ninety-two billion, eight hundred ninety-seven million, one hundred ninety-nine thousand, eight hundred twenty-five".
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