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490351164 = 223192150663
BaseRepresentation
bin11101001110100…
…010101000111100
31021011200102100020
4131032202220330
52001012214124
6120353532140
715102626142
oct3516425074
91234612306
10490351164
112318770a6
12118274050
137a787324
14491a3592
152d0ae379
hex1d3a2a3c

490351164 has 24 divisors (see below), whose sum is σ = 1204371840. Its totient is φ = 154847664.

The previous prime is 490351163. The next prime is 490351187. The reversal of 490351164 is 461153094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490351163) 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, 1075104 + ... + 1075559.

It is an arithmetic number, because the mean of its divisors is an integer number (50182160).

Almost surely, 2490351164 is an apocalyptic number.

It is an amenable number.

490351164 is an abundant number, since it is smaller than the sum of its proper divisors (714020676).

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

490351164 is a wasteful number, since it uses less digits than its factorization.

490351164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2150689 (or 2150687 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 490351164 is about 22143.8741867813. The cubic root of 490351164 is about 788.5618035815.

The spelling of 490351164 in words is "four hundred ninety million, three hundred fifty-one thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 2150663 4301326 6451989 8602652 12903978 25807956 40862597 81725194 122587791 163450388 245175582 490351164