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14292905 = 5111511721
BaseRepresentation
bin110110100001…
…011110101001
3222220011011212
4312201132221
512124333110
61230202505
7232326164
oct66413651
928804155
1014292905
118082520
124953435
132c65853
141c80adb
1513c4e05
hexda17a9

14292905 has 16 divisors (see below), whose sum is σ = 18845568. Its totient is φ = 10320000.

The previous prime is 14292893. The next prime is 14292931. The reversal of 14292905 is 50929241.

It is not a de Polignac number, because 14292905 - 210 = 14291881 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7445 + ... + 9165.

It is an arithmetic number, because the mean of its divisors is an integer number (1177848).

Almost surely, 214292905 is an apocalyptic number.

It is an amenable number.

14292905 is a deficient number, since it is larger than the sum of its proper divisors (4552663).

14292905 is a wasteful number, since it uses less digits than its factorization.

14292905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 14292905 is about 3780.5958525079. The cubic root of 14292905 is about 242.6834549009.

It can be divided in two parts, 1429 and 2905, that added together give a palindrome (4334).

The spelling of 14292905 in words is "fourteen million, two hundred ninety-two thousand, nine hundred five".

Divisors: 1 5 11 55 151 755 1661 1721 8305 8605 18931 94655 259871 1299355 2858581 14292905