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20414652 = 22313912239
BaseRepresentation
bin100110111100…
…0000010111100
31102102011122020
41031320002330
520211232102
62005320140
7335343636
oct115700274
942364566
1020414652
1110583915
126a06050
1342ca09b
1429d5a56
151bd3bbc
hex13780bc

20414652 has 24 divisors (see below), whose sum is σ = 47980800. Its totient is φ = 6755376.

The previous prime is 20414633. The next prime is 20414657. The reversal of 20414652 is 25641402.

It is a super-2 number, since 2×204146522 = 833516032562208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20414657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4452 + ... + 7787.

It is an arithmetic number, because the mean of its divisors is an integer number (1999200).

Almost surely, 220414652 is an apocalyptic number.

It is an amenable number.

20414652 is an abundant number, since it is smaller than the sum of its proper divisors (27566148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20414652 is a wasteful number, since it uses less digits than its factorization.

20414652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12385 (or 12383 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 20414652 is about 4518.2576287768. The cubic root of 20414652 is about 273.3048426911.

The spelling of 20414652 in words is "twenty million, four hundred fourteen thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 139 278 417 556 834 1668 12239 24478 36717 48956 73434 146868 1701221 3402442 5103663 6804884 10207326 20414652