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14463939 = 3741107157
BaseRepresentation
bin110111001011…
…001111000011
31000012211210110
4313023033003
512200321224
61234002403
7233640630
oct67131703
930184713
1014463939
118189a76
124a16403
132cc5659
141cc7187
15140a929
hexdcb3c3

14463939 has 32 divisors (see below), whose sum is σ = 22934016. Its totient is φ = 7937280.

The previous prime is 14463881. The next prime is 14463971. The reversal of 14463939 is 93936441.

It is not a de Polignac number, because 14463939 - 27 = 14463811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14463897 and 14463906.

It is not an unprimeable number, because it can be changed into a prime (14463979) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92049 + ... + 92205.

It is an arithmetic number, because the mean of its divisors is an integer number (716688).

Almost surely, 214463939 is an apocalyptic number.

14463939 is a deficient number, since it is larger than the sum of its proper divisors (8470077).

14463939 is a wasteful number, since it uses less digits than its factorization.

14463939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315.

The product of its digits is 69984, while the sum is 39.

The square root of 14463939 is about 3803.1485640190. The cubic root of 14463939 is about 243.6476314386.

The spelling of 14463939 in words is "fourteen million, four hundred sixty-three thousand, nine hundred thirty-nine".

Divisors: 1 3 7 21 41 107 123 157 287 321 471 749 861 1099 2247 3297 4387 6437 13161 16799 19311 30709 45059 50397 92127 117593 135177 352779 688759 2066277 4821313 14463939