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2257232383 = 7246065967
BaseRepresentation
bin1000011010001010…
…1010000111111111
312211022101021201101
42012202222013333
514110322414013
61011552153531
7106636105300
oct20642520777
95738337641
102257232383
11a5917010a
1252bb388a7
1329c84c983
14175ad87a7
15d32748dd
hex868aa1ff

2257232383 has 6 divisors (see below), whose sum is σ = 2625760176. Its totient is φ = 1934770572.

The previous prime is 2257232363. The next prime is 2257232407. The reversal of 2257232383 is 3832327522.

It is not a de Polignac number, because 2257232383 - 29 = 2257231871 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 (2257232333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23032935 + ... + 23033032.

It is an arithmetic number, because the mean of its divisors is an integer number (437626696).

Almost surely, 22257232383 is an apocalyptic number.

2257232383 is a deficient number, since it is larger than the sum of its proper divisors (368527793).

2257232383 is an equidigital number, since it uses as much as digits as its factorization.

2257232383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46065981 (or 46065974 counting only the distinct ones).

The product of its digits is 120960, while the sum is 37.

The square root of 2257232383 is about 47510.3397483116. The cubic root of 2257232383 is about 1311.7732106559.

The spelling of 2257232383 in words is "two billion, two hundred fifty-seven million, two hundred thirty-two thousand, three hundred eighty-three".

Divisors: 1 7 49 46065967 322461769 2257232383