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20925334 = 217241883
BaseRepresentation
bin100111111010…
…0101110010110
31110101010011101
41033310232112
520324102314
62024300314
7342601543
oct117645626
943333141
1020925334
11108a2571
12701169a
134448671
142ac9bca
151c85174
hex13f4b96

20925334 has 24 divisors (see below), whose sum is σ = 34194888. Its totient is φ = 9596160.

The previous prime is 20925329. The next prime is 20925337. The reversal of 20925334 is 43352902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20925337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23257 + ... + 24139.

It is an arithmetic number, because the mean of its divisors is an integer number (1424787).

Almost surely, 220925334 is an apocalyptic number.

20925334 is a deficient number, since it is larger than the sum of its proper divisors (13269554).

20925334 is a wasteful number, since it uses less digits than its factorization.

20925334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 943 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 20925334 is about 4574.4217120856. The cubic root of 20925334 is about 275.5650486550.

The spelling of 20925334 in words is "twenty million, nine hundred twenty-five thousand, three hundred thirty-four".

Divisors: 1 2 17 34 41 82 289 578 697 883 1394 1766 11849 15011 23698 30022 36203 72406 255187 510374 615451 1230902 10462667 20925334