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124141918 = 2312002289
BaseRepresentation
bin1110110011001…
…00000101011110
322122121001200211
413121210011132
5223240020133
620152443034
73035121535
oct731440536
9278531624
10124141918
116409072a
12356a947a
131c947274
14126b731c
15ad72bcd
hex766415e

124141918 has 8 divisors (see below), whose sum is σ = 192219840. Its totient is φ = 60068640.

The previous prime is 124141813. The next prime is 124141931. The reversal of 124141918 is 819141421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1241419182 = 30822431609437448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a self number, because there is not a number n which added to its sum of digits gives 124141918.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001083 + ... + 1001206.

It is an arithmetic number, because the mean of its divisors is an integer number (24027480).

Almost surely, 2124141918 is an apocalyptic number.

124141918 is a deficient number, since it is larger than the sum of its proper divisors (68077922).

124141918 is a wasteful number, since it uses less digits than its factorization.

124141918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002322.

The product of its digits is 2304, while the sum is 31.

The square root of 124141918 is about 11141.8992097398. The cubic root of 124141918 is about 498.8532626643.

The spelling of 124141918 in words is "one hundred twenty-four million, one hundred forty-one thousand, nine hundred eighteen".

Divisors: 1 2 31 62 2002289 4004578 62070959 124141918