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32054939 = 7231031933
BaseRepresentation
bin111101001000…
…1111010011011
32020022120002222
41322101322123
531201224224
63103014255
7536314430
oct172217233
966276088
1032054939
1117104394
12a89a38b
136844427
144385b87
152c32b5e
hex1e91e9b

32054939 has 16 divisors (see below), whose sum is σ = 38618112. Its totient is φ = 26012448.

The previous prime is 32054923. The next prime is 32054963. The reversal of 32054939 is 93945023.

It is not a de Polignac number, because 32054939 - 24 = 32054923 is a prime.

It is a super-2 number, since 2×320549392 = 2055038228587442, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32054899 and 32054908.

It is not an unprimeable number, because it can be changed into a prime (32054969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15617 + ... + 17549.

It is an arithmetic number, because the mean of its divisors is an integer number (2413632).

Almost surely, 232054939 is an apocalyptic number.

32054939 is a deficient number, since it is larger than the sum of its proper divisors (6563173).

32054939 is a wasteful number, since it uses less digits than its factorization.

32054939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 32054939 is about 5661.7081344767. The cubic root of 32054939 is about 317.6617944877.

The spelling of 32054939 in words is "thirty-two million, fifty-four thousand, nine hundred thirty-nine".

Divisors: 1 7 23 103 161 721 1933 2369 13531 16583 44459 199099 311213 1393693 4579277 32054939