Base | Representation |
---|---|
bin | 100100011000010100111… |
… | …101111100101100101101 |
3 | 22211222222212212101100002 |
4 | 210120110331330230231 |
5 | 311430021310444442 |
6 | 5152254455514045 |
7 | 345422615516063 |
oct | 44302475745455 |
9 | 8758885771302 |
10 | 2500022749997 |
11 | 884287737733 |
12 | 344630688925 |
13 | 15199c319186 |
14 | 89004b16033 |
15 | 45070b06732 |
hex | 24614f7cb2d |
2500022749997 has 2 divisors, whose sum is σ = 2500022749998. Its totient is φ = 2500022749996.
The previous prime is 2500022749981. The next prime is 2500022750009. The reversal of 2500022749997 is 7999472200052.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1740146169316 + 759876580681 = 1319146^2 + 871709^2 .
It is a cyclic number.
It is not a de Polignac number, because 2500022749997 - 24 = 2500022749981 is a prime.
It is a super-2 number, since 2×25000227499972 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2500022749397) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250011374998 + 1250011374999.
It is an arithmetic number, because the mean of its divisors is an integer number (1250011374999).
Almost surely, 22500022749997 is an apocalyptic number.
It is an amenable number.
2500022749997 is a deficient number, since it is larger than the sum of its proper divisors (1).
2500022749997 is an equidigital number, since it uses as much as digits as its factorization.
2500022749997 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5715360, while the sum is 56.
The spelling of 2500022749997 in words is "two trillion, five hundred billion, twenty-two million, seven hundred forty-nine thousand, nine hundred ninety-seven".
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