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124092 = 2234383
BaseRepresentation
bin11110010010111100
320022020000
4132102330
512432332
62354300
71024533
oct362274
9208200
10124092
1185261
125b990
1344637
143331a
1526b7c
hex1e4bc

124092 has 30 divisors (see below), whose sum is σ = 325248. Its totient is φ = 41256.

The previous prime is 124087. The next prime is 124097. The reversal of 124092 is 290421.

It is an interprime number because it is at equal distance from previous prime (124087) and next prime (124097).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124097) by changing a digit.

124092 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 133 + ... + 515.

2124092 is an apocalyptic number.

124092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162624).

124092 is an abundant number, since it is smaller than the sum of its proper divisors (201156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124092 is a wasteful number, since it uses less digits than its factorization.

124092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 388 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 124092 is about 352.2669442341. The cubic root of 124092 is about 49.8786390018.

The spelling of 124092 in words is "one hundred twenty-four thousand, ninety-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 383 766 1149 1532 2298 3447 4596 6894 10341 13788 20682 31023 41364 62046 124092