Base | Representation |
---|---|
bin | 1001111101001101… |
… | …1000111000111001 |
3 | 20220021002012022100 |
4 | 2133103120320321 |
5 | 20433200110100 |
6 | 1121112214013 |
7 | 123142143510 |
oct | 23723307071 |
9 | 6807065270 |
10 | 2672660025 |
11 | 1151713042 |
12 | 62709a309 |
13 | 337933449 |
14 | 1b4d57677 |
15 | 109984400 |
hex | 9f4d8e39 |
2672660025 has 72 divisors (see below), whose sum is σ = 5484926720. Its totient is φ = 1218654720.
The previous prime is 2672659993. The next prime is 2672660041. The reversal of 2672660025 is 5200662762.
2672660025 is a `hidden beast` number, since 2 + 6 + 7 + 26 + 600 + 25 = 666.
It is not a de Polignac number, because 2672660025 - 25 = 2672659993 is a prime.
It is a super-2 number, since 2×26726600252 = 14286223218466001250, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 680016 + ... + 683934.
Almost surely, 22672660025 is an apocalyptic number.
2672660025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2672660025 is an abundant number, since it is smaller than the sum of its proper divisors (2812266695).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2672660025 is a wasteful number, since it uses less digits than its factorization.
2672660025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4375 (or 4367 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The square root of 2672660025 is about 51697.7758225632. The cubic root of 2672660025 is about 1387.7606620090.
The spelling of 2672660025 in words is "two billion, six hundred seventy-two million, six hundred sixty thousand, twenty-five".
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