Base | Representation |
---|---|
bin | 100101000010100111100… |
… | …001111100000011101111 |
3 | 100000100012111010022020112 |
4 | 211002213201330003233 |
5 | 313201020410043210 |
6 | 5225204403210235 |
7 | 351621106215554 |
oct | 45024741740357 |
9 | 10010174108215 |
10 | 2545431331055 |
11 | 8a1569699778 |
12 | 3513a397697b |
13 | 156057a84652 |
14 | 8b2b1740a2b |
15 | 4632c350d05 |
hex | 250a787c0ef |
2545431331055 has 8 divisors (see below), whose sum is σ = 3062134850544. Its totient is φ = 2031266896000.
The previous prime is 2545431331049. The next prime is 2545431331067. The reversal of 2545431331055 is 5501331345452.
2545431331055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2545431331055 - 230 = 2544357589231 is a prime.
It is a super-2 number, since 2×25454313310552 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634768901 + ... + 634772910.
It is an arithmetic number, because the mean of its divisors is an integer number (382766856318).
Almost surely, 22545431331055 is an apocalyptic number.
2545431331055 is a deficient number, since it is larger than the sum of its proper divisors (516703519489).
2545431331055 is a wasteful number, since it uses less digits than its factorization.
2545431331055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1269542217.
The product of its (nonzero) digits is 540000, while the sum is 41.
The spelling of 2545431331055 in words is "two trillion, five hundred forty-five billion, four hundred thirty-one million, three hundred thirty-one thousand, fifty-five".
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