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67368143472 = 2437200500427
BaseRepresentation
bin111110101111011101…
…000100101001110000
320102220000001021102220
4332233131010221300
52100432221042342
650540513041040
74603305525360
oct765735045160
9212800037386
1067368143472
1126630619333
1211081556180
1364780cc6b6
1433912809a0
151b4453b5ec
hexfaf744a70

67368143472 has 40 divisors (see below), whose sum is σ = 198896424576. Its totient is φ = 19248040896.

The previous prime is 67368143467. The next prime is 67368143483. The reversal of 67368143472 is 27434186376.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100249878 + ... + 100250549.

Almost surely, 267368143472 is an apocalyptic number.

It is an amenable number.

67368143472 is an abundant number, since it is smaller than the sum of its proper divisors (131528281104).

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

67368143472 is a wasteful number, since it uses less digits than its factorization.

67368143472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200500445 (or 200500439 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 51.

The spelling of 67368143472 in words is "sixty-seven billion, three hundred sixty-eight million, one hundred forty-three thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 200500427 401000854 601501281 802001708 1203002562 1403502989 1604003416 2406005124 2807005978 3208006832 4210508967 4812010248 5614011956 8421017934 9624020496 11228023912 16842035868 22456047824 33684071736 67368143472