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20314954 = 211923407
BaseRepresentation
bin100110101111…
…1101101001010
31102020002212201
41031133231022
520200034304
62003230414
7334450162
oct115375512
942202781
1020314954
1110515a20
12697840a
1342938aa
1429ab5a2
151bb43a4
hex135fb4a

20314954 has 8 divisors (see below), whose sum is σ = 33242688. Its totient is φ = 9234060.

The previous prime is 20314937. The next prime is 20314969. The reversal of 20314954 is 45941302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461682 + ... + 461725.

It is an arithmetic number, because the mean of its divisors is an integer number (4155336).

Almost surely, 220314954 is an apocalyptic number.

20314954 is a deficient number, since it is larger than the sum of its proper divisors (12927734).

20314954 is a wasteful number, since it uses less digits than its factorization.

20314954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923420.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 20314954 is about 4507.2113329641. The cubic root of 20314954 is about 272.8592081306.

It can be divided in two parts, 203149 and 54, that added together give a triangular number (203203 = T637).

The spelling of 20314954 in words is "twenty million, three hundred fourteen thousand, nine hundred fifty-four".

Divisors: 1 2 11 22 923407 1846814 10157477 20314954