Base | Representation |
---|---|
bin | 100100001111101101100… |
… | …110000111100010000101 |
3 | 22211010010012102122101200 |
4 | 210033231212013202011 |
5 | 311302100144210101 |
6 | 5144124525413113 |
7 | 344644441600335 |
oct | 44175546074205 |
9 | 8733105378350 |
10 | 2490772256901 |
11 | 880370006315 |
12 | 34288a70a199 |
13 | 150b569b2c16 |
14 | 887a83370c5 |
15 | 44bcd949986 |
hex | 243ed987885 |
2490772256901 has 72 divisors (see below), whose sum is σ = 3887863293600. Its totient is φ = 1535565148992.
The previous prime is 2490772256893. The next prime is 2490772256923. The reversal of 2490772256901 is 1096522770942.
2490772256901 is a `hidden beast` number, since 2 + 4 + 9 + 0 + 7 + 72 + 2 + 569 + 0 + 1 = 666.
It is not a de Polignac number, because 2490772256901 - 23 = 2490772256893 is a prime.
It is a super-2 number, since 2×24907722569012 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2490772256971) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 266416575 + ... + 266425923.
It is an arithmetic number, because the mean of its divisors is an integer number (53998101300).
Almost surely, 22490772256901 is an apocalyptic number.
It is an amenable number.
2490772256901 is a deficient number, since it is larger than the sum of its proper divisors (1397091036699).
2490772256901 is a wasteful number, since it uses less digits than its factorization.
2490772256901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11343 (or 11321 counting only the distinct ones).
The product of its (nonzero) digits is 3810240, while the sum is 54.
The spelling of 2490772256901 in words is "two trillion, four hundred ninety billion, seven hundred seventy-two million, two hundred fifty-six thousand, nine hundred one".
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