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14238037 = 111294367
BaseRepresentation
bin110110010100…
…000101010101
3222210100220201
4312110011111
512121104122
61225100501
7232010212
oct66240525
928710821
1014238037
118045280
124927731
132c46898
141c68b09
1513b3a27
hexd94155

14238037 has 4 divisors (see below), whose sum is σ = 15532416. Its totient is φ = 12943660.

The previous prime is 14238023. The next prime is 14238047. The reversal of 14238037 is 73083241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14238037 - 211 = 14235989 is a prime.

It is a super-2 number, since 2×142380372 = 405443395226738, 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 = 14237996 and 14238014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14238017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647173 + ... + 647194.

It is an arithmetic number, because the mean of its divisors is an integer number (3883104).

Almost surely, 214238037 is an apocalyptic number.

It is an amenable number.

14238037 is a deficient number, since it is larger than the sum of its proper divisors (1294379).

14238037 is a wasteful number, since it uses less digits than its factorization.

14238037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294378.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 14238037 is about 3773.3323468786. The cubic root of 14238037 is about 242.3725166897.

The spelling of 14238037 in words is "fourteen million, two hundred thirty-eight thousand, thirty-seven".

Divisors: 1 11 1294367 14238037