Base | Representation |
---|---|
bin | 110111110101010000101000… |
… | …101001110111010100001111 |
3 | 1012012102121001120022212022121 |
4 | 313311100220221313110033 |
5 | 224141113111342410111 |
6 | 2230125141335553411 |
7 | 102502405104313051 |
oct | 6765205051672417 |
9 | 1165377046285277 |
10 | 245552552310031 |
11 | 7127128626775a |
12 | 23659890b2b867 |
13 | a7026775214b5 |
14 | 448cb423858d1 |
15 | 1d5c5baab5871 |
hex | df5428a7750f |
245552552310031 has 4 divisors (see below), whose sum is σ = 259996820092992. Its totient is φ = 231108284527072.
The previous prime is 245552552310019. The next prime is 245552552310047. The reversal of 245552552310031 is 130013255255542.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-245552552310031 is a prime.
It is a super-2 number, since 2×2455525523100312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 245552552310031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245552552310431) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7222133891455 + ... + 7222133891488.
It is an arithmetic number, because the mean of its divisors is an integer number (64999205023248).
Almost surely, 2245552552310031 is an apocalyptic number.
245552552310031 is a deficient number, since it is larger than the sum of its proper divisors (14444267782961).
245552552310031 is a wasteful number, since it uses less digits than its factorization.
245552552310031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14444267782960.
The product of its (nonzero) digits is 900000, while the sum is 43.
The spelling of 245552552310031 in words is "two hundred forty-five trillion, five hundred fifty-two billion, five hundred fifty-two million, three hundred ten thousand, thirty-one".
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