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20374132 = 2248710459
BaseRepresentation
bin100110110111…
…0001001110100
31102100010001111
41031232021310
520203433012
62004404404
7335114542
oct115561164
942303044
1020374132
1110556429
1269a6704
1342b47cc
1429c4d92
151bc6ba7
hex136e274

20374132 has 12 divisors (see below), whose sum is σ = 35731360. Its totient is φ = 10165176.

The previous prime is 20374129. The next prime is 20374139. The reversal of 20374132 is 23147302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20374139) 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 3 ways as a sum of consecutive naturals, for example, 3282 + ... + 7177.

Almost surely, 220374132 is an apocalyptic number.

It is an amenable number.

20374132 is a deficient number, since it is larger than the sum of its proper divisors (15357228).

20374132 is a wasteful number, since it uses less digits than its factorization.

20374132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10950 (or 10948 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 20374132 is about 4513.7713721455. The cubic root of 20374132 is about 273.1238999828.

The spelling of 20374132 in words is "twenty million, three hundred seventy-four thousand, one hundred thirty-two".

Divisors: 1 2 4 487 974 1948 10459 20918 41836 5093533 10187066 20374132