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34642553 = 111392163
BaseRepresentation
bin1000010000100…
…1101001111001
32102012000122112
42010021221321
532332030203
63234302105
7600312461
oct204115171
972160575
1034642553
1118611510
12b727935
13723c16a
14485aba1
1530946d8
hex2109a79

34642553 has 12 divisors (see below), whose sum is σ = 38299248. Its totient is φ = 31074840.

The previous prime is 34642547. The next prime is 34642561. The reversal of 34642553 is 35524643.

It is not a de Polignac number, because 34642553 - 24 = 34642537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34642513) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 212450 + ... + 212612.

It is an arithmetic number, because the mean of its divisors is an integer number (3191604).

Almost surely, 234642553 is an apocalyptic number.

It is an amenable number.

34642553 is a deficient number, since it is larger than the sum of its proper divisors (3656695).

34642553 is a wasteful number, since it uses less digits than its factorization.

34642553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452 (or 313 counting only the distinct ones).

The product of its digits is 43200, while the sum is 32.

The square root of 34642553 is about 5885.7924700078. The cubic root of 34642553 is about 325.9892634501.

The spelling of 34642553 in words is "thirty-four million, six hundred forty-two thousand, five hundred fifty-three".

Divisors: 1 11 139 163 1529 1793 19321 22657 212531 249227 3149323 34642553