[go: up one dir, main page]

Search a number
-
+
13879014 = 2315115319
BaseRepresentation
bin110100111100…
…011011100110
3222010010102120
4310330123212
512023112024
61213250410
7225653412
oct64743346
928103376
1013879014
11791a566
124793a06
132b4c346
141bb3d42
151342479
hexd3c6e6

13879014 has 16 divisors (see below), whose sum is σ = 27943680. Its totient is φ = 4595400.

The previous prime is 13879001. The next prime is 13879027. The reversal of 13879014 is 41097831.

It is an interprime number because it is at equal distance from previous prime (13879001) and next prime (13879027).

It is a super-2 number, since 2×138790142 = 385254059224392, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6754 + ... + 8565.

It is an arithmetic number, because the mean of its divisors is an integer number (1746480).

Almost surely, 213879014 is an apocalyptic number.

13879014 is an abundant number, since it is smaller than the sum of its proper divisors (14064666).

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

13879014 is a wasteful number, since it uses less digits than its factorization.

13879014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15475.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 13879014 is about 3725.4548715560. The cubic root of 13879014 is about 240.3179466609.

It can be divided in two parts, 1387 and 9014, that added together give a palindrome (10401).

The spelling of 13879014 in words is "thirteen million, eight hundred seventy-nine thousand, fourteen".

Divisors: 1 2 3 6 151 302 453 906 15319 30638 45957 91914 2313169 4626338 6939507 13879014