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20134968 = 2337119851
BaseRepresentation
bin100110011001…
…1110000111000
31101212221222120
41030303300320
520123304333
61555321240
7333100350
oct114636070
941787876
1020134968
1110402777
1268b0220
13422c9a9
142961b60
151b7adb3
hex1333c38

20134968 has 32 divisors (see below), whose sum is σ = 57528960. Its totient is φ = 5752800.

The previous prime is 20134957. The next prime is 20134973. The reversal of 20134968 is 86943102.

It is a super-2 number, since 2×201349682 = 810833872722048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59758 + ... + 60093.

It is an arithmetic number, because the mean of its divisors is an integer number (1797780).

Almost surely, 220134968 is an apocalyptic number.

20134968 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

20134968 is an abundant number, since it is smaller than the sum of its proper divisors (37393992).

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

20134968 is a wasteful number, since it uses less digits than its factorization.

20134968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119867 (or 119863 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 20134968 is about 4487.2004635407. The cubic root of 20134968 is about 272.0509924582.

The spelling of 20134968 in words is "twenty million, one hundred thirty-four thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 119851 239702 359553 479404 719106 838957 958808 1438212 1677914 2516871 2876424 3355828 5033742 6711656 10067484 20134968