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14903994 = 2373111447
BaseRepresentation
bin111000110110…
…101010111010
31001001012102210
4320312222322
512303411434
61251235550
7240452610
oct70665272
931035383
1014903994
11845a656
124ba8bb6
13311aa41
141d9d6b0
151495ee9
hexe36aba

14903994 has 32 divisors (see below), whose sum is σ = 35168256. Its totient is φ = 4120560.

The previous prime is 14903983. The next prime is 14904011. The reversal of 14903994 is 49930941.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4422 + ... + 7025.

It is an arithmetic number, because the mean of its divisors is an integer number (1099008).

Almost surely, 214903994 is an apocalyptic number.

14903994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

14903994 is an abundant number, since it is smaller than the sum of its proper divisors (20264262).

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

14903994 is a wasteful number, since it uses less digits than its factorization.

14903994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11490.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 14903994 is about 3860.5691290275. The cubic root of 14903994 is about 246.0939227583.

The spelling of 14903994 in words is "fourteen million, nine hundred three thousand, nine hundred ninety-four".

Divisors: 1 2 3 6 7 14 21 31 42 62 93 186 217 434 651 1302 11447 22894 34341 68682 80129 160258 240387 354857 480774 709714 1064571 2129142 2483999 4967998 7451997 14903994