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67413473480 = 2351799137461
BaseRepresentation
bin111110110010001001…
…111111100011001000
320110000011100021112002
4332302021333203020
52101030322122410
650545212410132
74604366033003
oct766211774310
9213004307462
1067413473480
112665416a451
1211094776948
1364846112a2
1433972c053a
151b484e27a5
hexfb227f8c8

67413473480 has 32 divisors (see below), whose sum is σ = 160602688440. Its totient is φ = 25379189760.

The previous prime is 67413473467. The next prime is 67413473489. The reversal of 67413473480 is 8437431476.

It can be written as a sum of positive squares in 4 ways, for example, as 38951759044 + 28461714436 = 197362^2 + 168706^2 .

It is not an unprimeable number, because it can be changed into a prime (67413473489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49568051 + ... + 49569410.

Almost surely, 267413473480 is an apocalyptic number.

It is an amenable number.

67413473480 is an abundant number, since it is smaller than the sum of its proper divisors (93189214960).

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

67413473480 is a wasteful number, since it uses less digits than its factorization.

67413473480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99137489 (or 99137485 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 47.

The spelling of 67413473480 in words is "sixty-seven billion, four hundred thirteen million, four hundred seventy-three thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 99137461 198274922 396549844 495687305 793099688 991374610 1685336837 1982749220 3370673674 3965498440 6741347348 8426684185 13482694696 16853368370 33706736740 67413473480