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19960952 = 23111092081
BaseRepresentation
bin100110000100…
…1010001111000
31101120010021112
41030021101320
520102222302
61551455452
7331444124
oct114112170
941503245
1019960952
11102a3a60
126827588
13419b71b
142918584
151b44552
hex1309478

19960952 has 32 divisors (see below), whose sum is σ = 41223600. Its totient is φ = 8985600.

The previous prime is 19960943. The next prime is 19961003. The reversal of 19960952 is 25906991.

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, 8552 + ... + 10632.

Almost surely, 219960952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19960952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20611800).

19960952 is an abundant number, since it is smaller than the sum of its proper divisors (21262648).

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

19960952 is a wasteful number, since it uses less digits than its factorization.

19960952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207 (or 2203 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 19960952 is about 4467.7681228998. The cubic root of 19960952 is about 271.2649922695.

The spelling of 19960952 in words is "nineteen million, nine hundred sixty thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 11 22 44 88 109 218 436 872 1199 2081 2398 4162 4796 8324 9592 16648 22891 45782 91564 183128 226829 453658 907316 1814632 2495119 4990238 9980476 19960952