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32020125253 = 109293762617
BaseRepresentation
bin11101110100100011…
…000101011001000101
310001122112111220020221
4131310203011121011
51011034123002003
622413154224341
72212326400564
oct356443053105
9101575456227
1032020125253
1112641587036
1262575850b1
133033a6789c
14179a861bdb
15c761647bd
hex7748c5645

32020125253 has 4 divisors (see below), whose sum is σ = 32313887980. Its totient is φ = 31726362528.

The previous prime is 32020125227. The next prime is 32020125283. The reversal of 32020125253 is 35252102023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12415084929 + 19605040324 = 111423^2 + 140018^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-32020125253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32020125223) 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 3 ways as a sum of consecutive naturals, for example, 146881200 + ... + 146881417.

It is an arithmetic number, because the mean of its divisors is an integer number (8078471995).

Almost surely, 232020125253 is an apocalyptic number.

It is an amenable number.

32020125253 is a deficient number, since it is larger than the sum of its proper divisors (293762727).

32020125253 is a wasteful number, since it uses less digits than its factorization.

32020125253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293762726.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 32020125253 its reverse (35252102023), we get a palindrome (67272227276).

The spelling of 32020125253 in words is "thirty-two billion, twenty million, one hundred twenty-five thousand, two hundred fifty-three".

Divisors: 1 109 293762617 32020125253