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5231130763 = 28318484561
BaseRepresentation
bin1001101111100110…
…01011100010001011
3111111120021222100211
410313303023202023
541203132141023
62223025141551
7243426610045
oct46763134213
914446258324
105231130763
112244922a71
12101ba8a8b7
136549c5761
14378a68a95
152093aea0d
hex137ccb88b

5231130763 has 4 divisors (see below), whose sum is σ = 5249615608. Its totient is φ = 5212645920.

The previous prime is 5231130757. The next prime is 5231130767. The reversal of 5231130763 is 3670311325.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5231130763 - 213 = 5231122571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5231130767) 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, 9241998 + ... + 9242563.

It is an arithmetic number, because the mean of its divisors is an integer number (1312403902).

Almost surely, 25231130763 is an apocalyptic number.

5231130763 is a deficient number, since it is larger than the sum of its proper divisors (18484845).

5231130763 is a wasteful number, since it uses less digits than its factorization.

5231130763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18484844.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 5231130763 is about 72326.5564160219. The cubic root of 5231130763 is about 1735.9286015634.

The spelling of 5231130763 in words is "five billion, two hundred thirty-one million, one hundred thirty thousand, seven hundred sixty-three".

Divisors: 1 283 18484561 5231130763