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491096 = 231723157
BaseRepresentation
bin1110111111001011000
3220221122202
41313321120
5111203341
614305332
74113524
oct1677130
9827582
10491096
11305a71
121b8248
131426b8
14cad84
159a79b
hex77e58

491096 has 32 divisors (see below), whose sum is σ = 1023840. Its totient is φ = 219648.

The previous prime is 491083. The next prime is 491129. The reversal of 491096 is 690194.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 491096.

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, 3050 + ... + 3206.

It is an arithmetic number, because the mean of its divisors is an integer number (31995).

2491096 is an apocalyptic number.

491096 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

491096 is an abundant number, since it is smaller than the sum of its proper divisors (532744).

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

491096 is a wasteful number, since it uses less digits than its factorization.

491096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 491096 is about 700.7824198708. The cubic root of 491096 is about 78.8960872740.

The spelling of 491096 in words is "four hundred ninety-one thousand, ninety-six".

Divisors: 1 2 4 8 17 23 34 46 68 92 136 157 184 314 391 628 782 1256 1564 2669 3128 3611 5338 7222 10676 14444 21352 28888 61387 122774 245548 491096