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67038089064 = 23322441124471
BaseRepresentation
bin111110011011110010…
…000000111101101000
320102000222222202220120
4332123302000331220
52044243222322224
650444042523240
74562160232542
oct763362007550
9212028882816
1067038089064
11264812875a1
1210baab06520
13642490ac2b
14335d4c6692
151b25592779
hexf9bc80f68

67038089064 has 32 divisors (see below), whose sum is σ = 167604037440. Its totient is φ = 22344854400.

The previous prime is 67038089039. The next prime is 67038089113. The reversal of 67038089064 is 46098083076.

It is a junction number, because it is equal to n+sod(n) for n = 67038088998 and 67038089016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476349 + ... + 600819.

It is an arithmetic number, because the mean of its divisors is an integer number (5237626170).

Almost surely, 267038089064 is an apocalyptic number.

It is an amenable number.

67038089064 is an abundant number, since it is smaller than the sum of its proper divisors (100565948376).

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

67038089064 is a wasteful number, since it uses less digits than its factorization.

67038089064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146921 (or 146917 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 67038089064 in words is "sixty-seven billion, thirty-eight million, eighty-nine thousand, sixty-four".

Divisors: 1 2 3 4 6 8 12 24 22441 44882 67323 89764 124471 134646 179528 248942 269292 373413 497884 538584 746826 995768 1493652 2987304 2793253711 5586507422 8379761133 11173014844 16759522266 22346029688 33519044532 67038089064