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64430150066 = 2103931005847
BaseRepresentation
bin111100000000010101…
…100001000110110010
320011022020200202011022
4330000111201012302
52023423104300231
645333201415442
74440432145052
oct740025410662
9204266622138
1064430150066
112536315a407
12105a163a582
1360ca518569
143192db9562
151a21644c7b
hexf005611b2

64430150066 has 8 divisors (see below), whose sum is σ = 96738245760. Its totient is φ = 32184068148.

The previous prime is 64430150023. The next prime is 64430150087. The reversal of 64430150066 is 66005103446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15500846 + ... + 15505001.

It is an arithmetic number, because the mean of its divisors is an integer number (12092280720).

Almost surely, 264430150066 is an apocalyptic number.

64430150066 is a deficient number, since it is larger than the sum of its proper divisors (32308095694).

64430150066 is a wasteful number, since it uses less digits than its factorization.

64430150066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31006888.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 64430150066 in words is "sixty-four billion, four hundred thirty million, one hundred fifty thousand, sixty-six".

Divisors: 1 2 1039 2078 31005847 62011694 32215075033 64430150066