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325744680 = 23352714539
BaseRepresentation
bin10011011010100…
…111100000101000
3211200221112200210
4103122213200220
51131342312210
652153501120
711033532642
oct2332474050
9750845623
10325744680
11157968888
12911117a0
1352642c41
1431395892
151d8e6e20
hex136a7828

325744680 has 32 divisors (see below), whose sum is σ = 977234400. Its totient is φ = 86865216.

The previous prime is 325744669. The next prime is 325744681. The reversal of 325744680 is 86447523.

It is a happy number.

It is a super-2 number, since 2×3257446802 = 212219193096604800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (325744681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357150 + ... + 1357389.

It is an arithmetic number, because the mean of its divisors is an integer number (30538575).

Almost surely, 2325744680 is an apocalyptic number.

325744680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

325744680 is an abundant number, since it is smaller than the sum of its proper divisors (651489720).

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

325744680 is a wasteful number, since it uses less digits than its factorization.

325744680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714553 (or 2714549 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 325744680 is about 18048.3982668823. The cubic root of 325744680 is about 688.0591541440.

The spelling of 325744680 in words is "three hundred twenty-five million, seven hundred forty-four thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 2714539 5429078 8143617 10858156 13572695 16287234 21716312 27145390 32574468 40718085 54290780 65148936 81436170 108581560 162872340 325744680