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9245220557 = 40512282207
BaseRepresentation
bin10001001110000111…
…01101111011001101
3212212022111212101012
420213003231323031
5122413234024212
64125221055005
7445051035536
oct104703557315
925768455335
109245220557
113a14760051
121960257465
13b4450b411
14639c0968d
153919b9922
hex2270edecd

9245220557 has 4 divisors (see below), whose sum is σ = 9247506816. Its totient is φ = 9242934300.

The previous prime is 9245220541. The next prime is 9245220581. The reversal of 9245220557 is 7550225429.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9245220557 - 24 = 9245220541 is a prime.

It is a super-3 number, since 3×92452205573 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9245220757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137053 + ... + 1145154.

It is an arithmetic number, because the mean of its divisors is an integer number (2311876704).

Almost surely, 29245220557 is an apocalyptic number.

It is an amenable number.

9245220557 is a deficient number, since it is larger than the sum of its proper divisors (2286259).

9245220557 is a wasteful number, since it uses less digits than its factorization.

9245220557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286258.

The product of its (nonzero) digits is 252000, while the sum is 41.

The square root of 9245220557 is about 96152.0699569177. The cubic root of 9245220557 is about 2098.8066202965.

The spelling of 9245220557 in words is "nine billion, two hundred forty-five million, two hundred twenty thousand, five hundred fifty-seven".

Divisors: 1 4051 2282207 9245220557