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14542812 = 2232613659
BaseRepresentation
bin110111011110…
…011111011100
31000100211222200
4313132133130
512210332222
61235411500
7234416604
oct67363734
930324880
1014542812
118233259
124a53b90
13302251b
141d07c04
151423eac
hexdde7dc

14542812 has 36 divisors (see below), whose sum is σ = 36876840. Its totient is φ = 4832352.

The previous prime is 14542763. The next prime is 14542817. The reversal of 14542812 is 21824541.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×145428122 = 422986761734688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14542817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21739 + ... + 22397.

Almost surely, 214542812 is an apocalyptic number.

14542812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14542812 is an abundant number, since it is smaller than the sum of its proper divisors (22334028).

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

14542812 is a wasteful number, since it uses less digits than its factorization.

14542812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282 (or 1277 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 14542812 is about 3813.5039006142. The cubic root of 14542812 is about 244.0897054378.

The spelling of 14542812 in words is "fourteen million, five hundred forty-two thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 613 659 1226 1318 1839 1977 2452 2636 3678 3954 5517 5931 7356 7908 11034 11862 22068 23724 403967 807934 1211901 1615868 2423802 3635703 4847604 7271406 14542812