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133960160 = 2553492399
BaseRepresentation
bin1111111110000…
…01000111100000
3100100001212210102
413333001013200
5233243211120
621143121532
73214433255
oct777010740
9310055712
10133960160
1169687284
1238a432a8
13219a4189
1413b1142c
15bb61d75
hex7fc11e0

133960160 has 48 divisors (see below), whose sum is σ = 317520000. Its totient is φ = 53408256.

The previous prime is 133960157. The next prime is 133960223. The reversal of 133960160 is 61069331.

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, 54641 + ... + 57039.

It is an arithmetic number, because the mean of its divisors is an integer number (6615000).

Almost surely, 2133960160 is an apocalyptic number.

133960160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133960160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158760000).

133960160 is an abundant number, since it is smaller than the sum of its proper divisors (183559840).

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

133960160 is a wasteful number, since it uses less digits than its factorization.

133960160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763 (or 2755 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 133960160 is about 11574.1159489613. The cubic root of 133960160 is about 511.6722756243.

The spelling of 133960160 in words is "one hundred thirty-three million, nine hundred sixty thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 349 698 1396 1745 2399 2792 3490 4798 5584 6980 9596 11168 11995 13960 19192 23990 27920 38384 47980 55840 76768 95960 191920 383840 837251 1674502 3349004 4186255 6698008 8372510 13396016 16745020 26792032 33490040 66980080 133960160