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226162080 = 25325157057
BaseRepresentation
bin11010111101011…
…11010110100000
3120202120020001100
431132233112200
5430344141310
634235234400
75414226444
oct1536572640
9522506040
10226162080
11106731a11
12638a8a00
1337b17421
1422072824
1514cc5ec0
hexd7af5a0

226162080 has 72 divisors (see below), whose sum is σ = 771783012. Its totient is φ = 60309504.

The previous prime is 226162061. The next prime is 226162087. The reversal of 226162080 is 80261622.

226162080 is a `hidden beast` number, since 22 + 616 + 20 + 8 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 220344336 + 5817744 = 14844^2 + 2412^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×2261620802 = 102298572859852800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226162087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77089 + ... + 79968.

Almost surely, 2226162080 is an apocalyptic number.

226162080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226162080 is an abundant number, since it is smaller than the sum of its proper divisors (545620932).

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

226162080 is a wasteful number, since it uses less digits than its factorization.

226162080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157078 (or 157067 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 226162080 is about 15038.6861128225. The cubic root of 226162080 is about 609.2655138999.

The spelling of 226162080 in words is "two hundred twenty-six million, one hundred sixty-two thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 144 160 180 240 288 360 480 720 1440 157057 314114 471171 628228 785285 942342 1256456 1413513 1570570 1884684 2355855 2512912 2827026 3141140 3769368 4711710 5025824 5654052 6282280 7067565 7538736 9423420 11308104 12564560 14135130 15077472 18846840 22616208 25129120 28270260 37693680 45232416 56540520 75387360 113081040 226162080