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122066074 = 213732881
BaseRepresentation
bin1110100011010…
…01010010011010
322111200121011201
413101221102122
5222222103244
620040144414
73011354524
oct721512232
9274617151
10122066074
11629a3059
1234a6810a
131c39b460
14122d6a14
15aab2ad4
hex746949a

122066074 has 24 divisors (see below), whose sum is σ = 200148732. Its totient is φ = 55503360.

The previous prime is 122066059. The next prime is 122066093. The reversal of 122066074 is 470660221.

It can be written as a sum of positive squares in 6 ways, for example, as 26163225 + 95902849 = 5115^2 + 9793^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138114 + ... + 138994.

Almost surely, 2122066074 is an apocalyptic number.

122066074 is a deficient number, since it is larger than the sum of its proper divisors (78082658).

122066074 is an equidigital number, since it uses as much as digits as its factorization.

122066074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042 (or 969 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 122066074 is about 11048.3516417609. The cubic root of 122066074 is about 496.0570872768.

The spelling of 122066074 in words is "one hundred twenty-two million, sixty-six thousand, seventy-four".

Divisors: 1 2 13 26 73 146 881 949 1762 1898 5329 10658 11453 22906 64313 69277 128626 138554 836069 1672138 4694849 9389698 61033037 122066074