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671069214 = 232311202633
BaseRepresentation
bin100111111111111…
…011010000011110
31201202201211220100
4213333323100132
52333243203324
6150331201530
722425665004
oct4777732036
91652654810
10671069214
1131488a262
121688a62a6
13a904cc9a
14651a6a74
153ddaa4c9
hex27ffb41e

671069214 has 24 divisors (see below), whose sum is σ = 1500887232. Its totient is φ = 216473760.

The previous prime is 671069177. The next prime is 671069221. The reversal of 671069214 is 412960176.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 600759 + ... + 601874.

It is an arithmetic number, because the mean of its divisors is an integer number (62536968).

Almost surely, 2671069214 is an apocalyptic number.

671069214 is an abundant number, since it is smaller than the sum of its proper divisors (829818018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

671069214 is a wasteful number, since it uses less digits than its factorization.

671069214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202672 (or 1202669 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 671069214 is about 25905.0036479442. The cubic root of 671069214 is about 875.4992368445.

The spelling of 671069214 in words is "six hundred seventy-one million, sixty-nine thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 31 62 93 186 279 558 1202633 2405266 3607899 7215798 10823697 21647394 37281623 74563246 111844869 223689738 335534607 671069214