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124941131 = 7219672003
BaseRepresentation
bin1110111001001…
…11001101001011
322201002200000022
413130213031023
5223441104011
620221531055
73044660600
oct734471513
9281080008
10124941131
1164587137
1235a13a8b
131cb66c83
14128446a7
15ae7e8db
hex772734b

124941131 has 24 divisors (see below), whose sum is σ = 155350080. Its totient is φ = 99891792.

The previous prime is 124941079. The next prime is 124941197. The reversal of 124941131 is 131149421.

It is a happy number.

It is not a de Polignac number, because 124941131 - 210 = 124940107 is a prime.

It is a super-2 number, since 2×1249411312 = 31220572431118322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 124941131.

It is not an unprimeable number, because it can be changed into a prime (124941331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61376 + ... + 63378.

It is an arithmetic number, because the mean of its divisors is an integer number (6472920).

Almost surely, 2124941131 is an apocalyptic number.

124941131 is a deficient number, since it is larger than the sum of its proper divisors (30408949).

124941131 is a wasteful number, since it uses less digits than its factorization.

124941131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103 (or 2096 counting only the distinct ones).

The product of its digits is 864, while the sum is 26.

The square root of 124941131 is about 11177.7068757416. The cubic root of 124941131 is about 499.9214956748.

The spelling of 124941131 in words is "one hundred twenty-four million, nine hundred forty-one thousand, one hundred thirty-one".

Divisors: 1 7 19 49 67 133 469 931 1273 2003 3283 8911 14021 38057 62377 98147 134201 266399 939407 1864793 2549819 6575849 17848733 124941131