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5161580 = 225409631
BaseRepresentation
bin10011101100001001101100
3100201020100122
4103230021230
52310132310
6302344112
761605224
oct23541154
910636318
105161580
112a05a76
12188b038
1310b94b8
14985084
156be555
hex4ec26c

5161580 has 24 divisors (see below), whose sum is σ = 10883040. Its totient is φ = 2056320.

The previous prime is 5161579. The next prime is 5161609. The reversal of 5161580 is 851615.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7865 + ... + 8495.

It is an arithmetic number, because the mean of its divisors is an integer number (453460).

Almost surely, 25161580 is an apocalyptic number.

It is an amenable number.

5161580 is an abundant number, since it is smaller than the sum of its proper divisors (5721460).

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

5161580 is a wasteful number, since it uses less digits than its factorization.

5161580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049 (or 1047 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 5161580 is about 2271.9110898096. The cubic root of 5161580 is about 172.8200876139.

The spelling of 5161580 in words is "five million, one hundred sixty-one thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 409 631 818 1262 1636 2045 2524 3155 4090 6310 8180 12620 258079 516158 1032316 1290395 2580790 5161580