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397696614 = 23736725801
BaseRepresentation
bin10111101101000…
…101111001100110
31000201100002012020
4113231011321212
51303302242424
6103244004010
712566236230
oct2755057146
91021302166
10397696614
11194542397
12b1230606
1364516053
143ab65250
1524dab079
hex17b45e66

397696614 has 32 divisors (see below), whose sum is σ = 911533056. Its totient is φ = 113313600.

The previous prime is 397696603. The next prime is 397696661. The reversal of 397696614 is 416696793.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2514 + ... + 28314.

It is an arithmetic number, because the mean of its divisors is an integer number (28485408).

Almost surely, 2397696614 is an apocalyptic number.

397696614 is an abundant number, since it is smaller than the sum of its proper divisors (513836442).

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

397696614 is a wasteful number, since it uses less digits than its factorization.

397696614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26180.

The product of its digits is 1469664, while the sum is 51.

The square root of 397696614 is about 19942.3322106518. The cubic root of 397696614 is about 735.3892851983.

The spelling of 397696614 in words is "three hundred ninety-seven million, six hundred ninety-six thousand, six hundred fourteen".

Divisors: 1 2 3 6 7 14 21 42 367 734 1101 2202 2569 5138 7707 15414 25801 51602 77403 154806 180607 361214 541821 1083642 9468967 18937934 28406901 56813802 66282769 132565538 198848307 397696614