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14472390 = 235482413
BaseRepresentation
bin110111001101…
…010011000110
31000020021101110
4313031103012
512201104030
61234105450
7234004362
oct67152306
930207343
1014472390
118195359
124a1b286
132cc945a
141cca2a2
15140d1b0
hexdcd4c6

14472390 has 16 divisors (see below), whose sum is σ = 34733808. Its totient is φ = 3859296.

The previous prime is 14472383. The next prime is 14472401. The reversal of 14472390 is 9327441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 482413 = 14472390 / (1 + 4 + 4 + 7 + 2 + 3 + 9 + 0).

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 241177 + ... + 241236.

It is an arithmetic number, because the mean of its divisors is an integer number (2170863).

Almost surely, 214472390 is an apocalyptic number.

14472390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14472390 is an abundant number, since it is smaller than the sum of its proper divisors (20261418).

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

14472390 is a wasteful number, since it uses less digits than its factorization.

14472390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482423.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 14472390 is about 3804.2594548742. The cubic root of 14472390 is about 243.6950750670.

The spelling of 14472390 in words is "fourteen million, four hundred seventy-two thousand, three hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 482413 964826 1447239 2412065 2894478 4824130 7236195 14472390