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66601124 = 2271234511
BaseRepresentation
bin1111111000010…
…0000010100100
311122022200120022
43332010002210
5114022213444
610335254312
71436046242
oct376040244
9148280508
1066601124
113465a457
121a37a398
1310a4b765
148bb9792
155ca89ee
hex3f840a4

66601124 has 12 divisors (see below), whose sum is σ = 118194048. Its totient is φ = 32831400.

The previous prime is 66601111. The next prime is 66601133. The reversal of 66601124 is 42110666.

It is a happy number.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 66601093 and 66601102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116972 + ... + 117539.

It is an arithmetic number, because the mean of its divisors is an integer number (9849504).

Almost surely, 266601124 is an apocalyptic number.

It is an amenable number.

66601124 is a deficient number, since it is larger than the sum of its proper divisors (51592924).

66601124 is a wasteful number, since it uses less digits than its factorization.

66601124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234586 (or 234584 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 66601124 is about 8160.9511700536. The cubic root of 66601124 is about 405.3472082215.

The spelling of 66601124 in words is "sixty-six million, six hundred one thousand, one hundred twenty-four".

Divisors: 1 2 4 71 142 284 234511 469022 938044 16650281 33300562 66601124