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124131033 = 32131060949
BaseRepresentation
bin1110110011000…
…01011011011001
322122120111202200
413121201123121
5223234143113
620152320413
73035045025
oct731413331
9278514680
10124131033
1164083534
12356a3109
131c942320
14126b3385
15ad6e873
hex76616d9

124131033 has 12 divisors (see below), whose sum is σ = 193092900. Its totient is φ = 76388256.

The previous prime is 124131019. The next prime is 124131083. The reversal of 124131033 is 330131421.

It can be written as a sum of positive squares in 2 ways, for example, as 85155984 + 38975049 = 9228^2 + 6243^2 .

It is not a de Polignac number, because 124131033 - 25 = 124131001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124130997 and 124131015.

It is not an unprimeable number, because it can be changed into a prime (124131013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 530358 + ... + 530591.

It is an arithmetic number, because the mean of its divisors is an integer number (16091075).

Almost surely, 2124131033 is an apocalyptic number.

124131033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

124131033 is a deficient number, since it is larger than the sum of its proper divisors (68961867).

124131033 is a wasteful number, since it uses less digits than its factorization.

124131033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060968 (or 1060965 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 124131033 is about 11141.4107275515. The cubic root of 124131033 is about 498.8386821031.

Adding to 124131033 its reverse (330131421), we get a palindrome (454262454).

The spelling of 124131033 in words is "one hundred twenty-four million, one hundred thirty-one thousand, thirty-three".

Divisors: 1 3 9 13 39 117 1060949 3182847 9548541 13792337 41377011 124131033