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14192090 = 2511237317
BaseRepresentation
bin110110001000…
…110111011010
3222201000212222
4312020313122
512113121330
61224104042
7231426233
oct66106732
928630788
1014192090
118013800
124905022
132c2b9b3
141c5608a
1513a50e5
hexd88dda

14192090 has 48 divisors (see below), whose sum is σ = 28929096. Its totient is φ = 5005440.

The previous prime is 14192063. The next prime is 14192099. The reversal of 14192090 is 9029141.

It can be written as a sum of positive squares in 4 ways, for example, as 10817521 + 3374569 = 3289^2 + 1837^2 .

It is not an unprimeable number, because it can be changed into a prime (14192099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44612 + ... + 44928.

Almost surely, 214192090 is an apocalyptic number.

14192090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14192090 is an abundant number, since it is smaller than the sum of its proper divisors (14737006).

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

14192090 is a wasteful number, since it uses less digits than its factorization.

14192090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 14192090 is about 3767.2390420572. The cubic root of 14192090 is about 242.1115188497. Note that the first 3 decimals are identical.

The spelling of 14192090 in words is "fourteen million, one hundred ninety-two thousand, ninety".

Divisors: 1 2 5 10 11 22 37 55 74 110 121 185 242 317 370 407 605 634 814 1210 1585 2035 3170 3487 4070 4477 6974 8954 11729 17435 22385 23458 34870 38357 44770 58645 76714 117290 129019 191785 258038 383570 645095 1290190 1419209 2838418 7096045 14192090