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123330701 = 139486977
BaseRepresentation
bin1110101100111…
…10000010001101
322121001211220202
413112132002031
5223033040301
620123223245
73025202504
oct726360215
9277054822
10123330701
11636871aa
1235377b25
131c721c60
141254583b
15ac6266b
hex759e08d

123330701 has 4 divisors (see below), whose sum is σ = 132817692. Its totient is φ = 113843712.

The previous prime is 123330671. The next prime is 123330703. The reversal of 123330701 is 107033321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 107033321 = 432489147.

It can be written as a sum of positive squares in 2 ways, for example, as 25300900 + 98029801 = 5030^2 + 9901^2 .

It is a cyclic number.

It is not a de Polignac number, because 123330701 - 26 = 123330637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123330703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4743476 + ... + 4743501.

It is an arithmetic number, because the mean of its divisors is an integer number (33204423).

Almost surely, 2123330701 is an apocalyptic number.

It is an amenable number.

123330701 is a deficient number, since it is larger than the sum of its proper divisors (9486991).

123330701 is an equidigital number, since it uses as much as digits as its factorization.

123330701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9486990.

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 123330701 is about 11105.4356510675. The cubic root of 123330701 is about 497.7642860665.

The spelling of 123330701 in words is "one hundred twenty-three million, three hundred thirty thousand, seven hundred one".

Divisors: 1 13 9486977 123330701