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124004023 = 1113867161
BaseRepresentation
bin1110110010000…
…10011010110111
322122100001112121
413121002122313
5223221112043
620145500411
73034005523
oct731023267
9278301477
10124004023
1163aa7070
1235641707
131c8c9580
141267cd83
15ad46ded
hex76426b7

124004023 has 8 divisors (see below), whose sum is σ = 145683216. Its totient is φ = 104059200.

The previous prime is 124004003. The next prime is 124004071. The reversal of 124004023 is 320400421.

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

It is a cyclic number.

It is not a de Polignac number, because 124004023 - 25 = 124003991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124003988 and 124004006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124004003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433438 + ... + 433723.

It is an arithmetic number, because the mean of its divisors is an integer number (18210402).

Almost surely, 2124004023 is an apocalyptic number.

124004023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

124004023 is a deficient number, since it is larger than the sum of its proper divisors (21679193).

124004023 is a wasteful number, since it uses less digits than its factorization.

124004023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867185.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 124004023 is about 11135.7093622274. The cubic root of 124004023 is about 498.6684879656.

Adding to 124004023 its reverse (320400421), we get a palindrome (444404444).

The spelling of 124004023 in words is "one hundred twenty-four million, four thousand, twenty-three".

Divisors: 1 11 13 143 867161 9538771 11273093 124004023