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124416031 = 145385627
BaseRepresentation
bin1110110101001…
…11000000011111
322200002222201011
413122213000133
5223322303111
620202400051
73040342645
oct732470037
9280088634
10124416031
1164258673
1235800027
131ca11c6c
1412749195
15adc9021
hex76a701f

124416031 has 4 divisors (see below), whose sum is σ = 124503112. Its totient is φ = 124328952.

The previous prime is 124416023. The next prime is 124416041. The reversal of 124416031 is 130614421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130614421 = 718659203.

It is a cyclic number.

It is not a de Polignac number, because 124416031 - 23 = 124416023 is a prime.

It is a super-2 number, since 2×1244160312 = 30958697539585922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124415993 and 124416011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124416001) 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, 41361 + ... + 44266.

It is an arithmetic number, because the mean of its divisors is an integer number (31125778).

Almost surely, 2124416031 is an apocalyptic number.

124416031 is a deficient number, since it is larger than the sum of its proper divisors (87081).

124416031 is an equidigital number, since it uses as much as digits as its factorization.

124416031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87080.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 124416031 is about 11154.1934266894. The cubic root of 124416031 is about 499.2201589950.

The spelling of 124416031 in words is "one hundred twenty-four million, four hundred sixteen thousand, thirty-one".

Divisors: 1 1453 85627 124416031