Base | Representation |
---|---|
bin | 111001000011000… |
… | …0100110001010001 |
3 | 11221101220011221001 |
4 | 1302012010301101 |
5 | 12410013220100 |
6 | 513535502001 |
7 | 65302250341 |
oct | 16206046121 |
9 | 4841804831 |
10 | 1914195025 |
11 | 8a2571066 |
12 | 455087901 |
13 | 2467639a2 |
14 | 142320d21 |
15 | b30b3d6a |
hex | 72184c51 |
1914195025 has 48 divisors (see below), whose sum is σ = 2517963840. Its totient is φ = 1441440000.
The previous prime is 1914194999. The next prime is 1914195047. The reversal of 1914195025 is 5205914191.
It is a de Polignac number, because none of the positive numbers 2k-1914195025 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7626150 + ... + 7626400.
It is an arithmetic number, because the mean of its divisors is an integer number (52457580).
Almost surely, 21914195025 is an apocalyptic number.
It is an amenable number.
1914195025 is a deficient number, since it is larger than the sum of its proper divisors (603768815).
1914195025 is a wasteful number, since it uses less digits than its factorization.
1914195025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 514 (or 509 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 37.
The square root of 1914195025 is about 43751.5145452132. The cubic root of 1914195025 is about 1241.6391401692.
The spelling of 1914195025 in words is "one billion, nine hundred fourteen million, one hundred ninety-five thousand, twenty-five".
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