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2315054551 = 67295311701
BaseRepresentation
bin1000100111111100…
…1110110111010111
312222100011221211011
42021333032313113
514220123221201
61021415353051
7111240432115
oct21177166727
95870157734
102315054551
11a88873827
12547382787
132ab816584
1417d66aab5
15d8397151
hex89fcedd7

2315054551 has 8 divisors (see below), whose sum is σ = 2350604144. Its totient is φ = 2279534400.

The previous prime is 2315054531. The next prime is 2315054579. The reversal of 2315054551 is 1554505132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2315054551 - 25 = 2315054519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2315054501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192001 + ... + 203701.

It is an arithmetic number, because the mean of its divisors is an integer number (293825518).

Almost surely, 22315054551 is an apocalyptic number.

2315054551 is a deficient number, since it is larger than the sum of its proper divisors (35549593).

2315054551 is a wasteful number, since it uses less digits than its factorization.

2315054551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14721.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 2315054551 is about 48115.0137794847. The cubic root of 2315054551 is about 1322.8798752938.

Adding to 2315054551 its reverse (1554505132), we get a palindrome (3869559683).

The spelling of 2315054551 in words is "two billion, three hundred fifteen million, fifty-four thousand, five hundred fifty-one".

Divisors: 1 67 2953 11701 197851 783967 34553053 2315054551