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490160133 = 33174722721
BaseRepresentation
bin11101001101110…
…100000000000101
31021011022201022000
4131031310000011
52000440111013
6120345455513
715101202201
oct3515640005
91234281260
10490160133
11231756621
121181a1599
137a71b3a8
1449153b01
152d072973
hex1d374005

490160133 has 32 divisors (see below), whose sum is σ = 785272320. Its totient is φ = 300994560.

The previous prime is 490160131. The next prime is 490160147. The reversal of 490160133 is 331061094.

490160133 is a `hidden beast` number, since 490 + 160 + 13 + 3 = 666.

It is not a de Polignac number, because 490160133 - 21 = 490160131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 490160097 and 490160106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490160131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10213 + ... + 32933.

It is an arithmetic number, because the mean of its divisors is an integer number (24539760).

Almost surely, 2490160133 is an apocalyptic number.

It is an amenable number.

490160133 is a deficient number, since it is larger than the sum of its proper divisors (295112187).

490160133 is a wasteful number, since it uses less digits than its factorization.

490160133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22794 (or 22788 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 490160133 is about 22139.5603614887. The cubic root of 490160133 is about 788.4593876482.

The spelling of 490160133 in words is "four hundred ninety million, one hundred sixty thousand, one hundred thirty-three".

Divisors: 1 3 9 17 27 47 51 141 153 423 459 799 1269 2397 7191 21573 22721 68163 204489 386257 613467 1067887 1158771 3203661 3476313 9610983 10428939 18154079 28832949 54462237 163386711 490160133