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675263847 = 38322312161
BaseRepresentation
bin101000001111111…
…011010101100111
31202001121221212010
4220033323111213
52340331420342
6151001125303
722506435156
oct5017732547
91661557763
10675263847
113171947a5
1216a189833
13a9b8b30b
146597959d
153e43829c
hex283fb567

675263847 has 16 divisors (see below), whose sum is σ = 915360768. Its totient is φ = 442721280.

The previous prime is 675263779. The next prime is 675263861. The reversal of 675263847 is 748362576.

It is not a de Polignac number, because 675263847 - 210 = 675262823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 675263796 and 675263805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675263887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49447 + ... + 61607.

It is an arithmetic number, because the mean of its divisors is an integer number (57210048).

Almost surely, 2675263847 is an apocalyptic number.

675263847 is a deficient number, since it is larger than the sum of its proper divisors (240096921).

675263847 is a wasteful number, since it uses less digits than its factorization.

675263847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12470.

The product of its digits is 1693440, while the sum is 48.

The square root of 675263847 is about 25985.8393553104. The cubic root of 675263847 is about 877.3196018799.

The spelling of 675263847 in words is "six hundred seventy-five million, two hundred sixty-three thousand, eight hundred forty-seven".

Divisors: 1 3 83 223 249 669 12161 18509 36483 55527 1009363 2711903 3028089 8135709 225087949 675263847