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14446920 = 2335120391
BaseRepresentation
bin110111000111…
…000101001000
31000011222110010
4313013011020
512144300140
61233351520
7233540205
oct67070510
930158403
1014446920
118178204
124a085a0
132cba997
141cc0cac
151405880
hexdc7148

14446920 has 32 divisors (see below), whose sum is σ = 43341120. Its totient is φ = 3852480.

The previous prime is 14446903. The next prime is 14446963. The reversal of 14446920 is 2964441.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60076 + ... + 60315.

It is an arithmetic number, because the mean of its divisors is an integer number (1354410).

Almost surely, 214446920 is an apocalyptic number.

14446920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14446920 is an abundant number, since it is smaller than the sum of its proper divisors (28894200).

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

14446920 is a wasteful number, since it uses less digits than its factorization.

14446920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120405 (or 120401 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 14446920 is about 3800.9104172553. The cubic root of 14446920 is about 243.5520312363.

The spelling of 14446920 in words is "fourteen million, four hundred forty-six thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 120391 240782 361173 481564 601955 722346 963128 1203910 1444692 1805865 2407820 2889384 3611730 4815640 7223460 14446920