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13401346680 = 2332537225963
BaseRepresentation
bin11000111101100100…
…00101001001111000
31021120221222221121100
430132302011021320
5204421221043210
610053445211400
7653045365401
oct143662051170
937527887540
1013401346680
115757790127
122720100b60
131357595247
14911ba09a8
155367ce5c0
hex31ec85278

13401346680 has 48 divisors (see below), whose sum is σ = 43554377880. Its totient is φ = 3573692352.

The previous prime is 13401346667. The next prime is 13401346691. The reversal of 13401346680 is 8664310431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 18612622 + ... + 18613341.

Almost surely, 213401346680 is an apocalyptic number.

13401346680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13401346680 is an abundant number, since it is smaller than the sum of its proper divisors (30153031200).

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

13401346680 is a wasteful number, since it uses less digits than its factorization.

13401346680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37225980 (or 37225973 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 13401346680 in words is "thirteen billion, four hundred one million, three hundred forty-six thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 37225963 74451926 111677889 148903852 186129815 223355778 297807704 335033667 372259630 446711556 558389445 670067334 744519260 893423112 1116778890 1340134668 1489038520 1675168335 2233557780 2680269336 3350336670 4467115560 6700673340 13401346680