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20075326 = 210037663
BaseRepresentation
bin100110010010…
…1001100111110
31101202221011121
41030211030332
520114402301
61554141154
7332431435
oct114451476
941687147
1020075326
1110371987
1268817ba
13420b7bb
14294811c
151b683a1
hex132533e

20075326 has 4 divisors (see below), whose sum is σ = 30112992. Its totient is φ = 10037662.

The previous prime is 20075323. The next prime is 20075327. The reversal of 20075326 is 62357002.

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

It is a super-3 number, since 3×200753263 (a number of 23 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20075326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20075323) 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 as a sum of consecutive naturals, namely, 5018830 + ... + 5018833.

It is an arithmetic number, because the mean of its divisors is an integer number (7528248).

Almost surely, 220075326 is an apocalyptic number.

20075326 is a deficient number, since it is larger than the sum of its proper divisors (10037666).

20075326 is a wasteful number, since it uses less digits than its factorization.

20075326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10037665.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 20075326 is about 4480.5497430561. The cubic root of 20075326 is about 271.7821117652.

The spelling of 20075326 in words is "twenty million, seventy-five thousand, three hundred twenty-six".

Divisors: 1 2 10037663 20075326