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20058875 = 53236977
BaseRepresentation
bin100110010000…
…1001011111011
31101202002121022
41030201023323
520113341000
61553533055
7332332454
oct114411373
941662538
1020058875
1110360591
12687418b
134204175
14294212b
151b63585
hex13212fb

20058875 has 16 divisors (see below), whose sum is σ = 26125632. Its totient is φ = 15347200.

The previous prime is 20058869. The next prime is 20058877. The reversal of 20058875 is 57885002.

It is not a de Polignac number, because 20058875 - 222 = 15864571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20058877) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 614 + ... + 6363.

It is an arithmetic number, because the mean of its divisors is an integer number (1632852).

Almost surely, 220058875 is an apocalyptic number.

20058875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20058875 is a deficient number, since it is larger than the sum of its proper divisors (6066757).

20058875 is an equidigital number, since it uses as much as digits as its factorization.

20058875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7015 (or 7005 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 35.

The square root of 20058875 is about 4478.7135429719. The cubic root of 20058875 is about 271.7078529566.

The spelling of 20058875 in words is "twenty million, fifty-eight thousand, eight hundred seventy-five".

Divisors: 1 5 23 25 115 125 575 2875 6977 34885 160471 174425 802355 872125 4011775 20058875