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14920123 = 232922369
BaseRepresentation
bin111000111010…
…100110111011
31001002000120011
4320322212323
512304420443
61251442351
7240550621
oct70724673
931060504
1014920123
118470789
124bb63b7
13312519a
141da5511
15149ab9d
hexe3a9bb

14920123 has 8 divisors (see below), whose sum is σ = 16106400. Its totient is φ = 13778688.

The previous prime is 14920109. The next prime is 14920133. The reversal of 14920123 is 32102941.

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 14920123 - 217 = 14789051 is a prime.

It is a super-2 number, since 2×149201232 = 445220140670258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14920094 and 14920103.

It is not an unprimeable number, because it can be changed into a prime (14920133) 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, 10518 + ... + 11851.

It is an arithmetic number, because the mean of its divisors is an integer number (2013300).

Almost surely, 214920123 is an apocalyptic number.

14920123 is a deficient number, since it is larger than the sum of its proper divisors (1186277).

14920123 is a wasteful number, since it uses less digits than its factorization.

14920123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22421.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 14920123 is about 3862.6575048793. The cubic root of 14920123 is about 246.1826644720.

The spelling of 14920123 in words is "fourteen million, nine hundred twenty thousand, one hundred twenty-three".

Divisors: 1 23 29 667 22369 514487 648701 14920123