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226076980 = 22561185309
BaseRepresentation
bin11010111100110…
…10100100110100
3120202101220022111
431132122210310
5430333430410
634233340404
75413423363
oct1536324464
9522356274
10226076980
11106683a88
1263867704
1337ab777c
142204d7da
1514caab8a
hexd79a934

226076980 has 24 divisors (see below), whose sum is σ = 482547240. Its totient is φ = 88947840.

The previous prime is 226076969. The next prime is 226077013. The reversal of 226076980 is 89670622.

It can be written as a sum of positive squares in 4 ways, for example, as 10163344 + 215913636 = 3188^2 + 14694^2 .

It is a super-2 number, since 2×2260769802 = 102221601771840800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 91435 + ... + 93874.

It is an arithmetic number, because the mean of its divisors is an integer number (20106135).

Almost surely, 2226076980 is an apocalyptic number.

226076980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226076980 is an abundant number, since it is smaller than the sum of its proper divisors (256470260).

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

226076980 is a wasteful number, since it uses less digits than its factorization.

226076980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185379 (or 185377 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 226076980 is about 15035.8564771017. The cubic root of 226076980 is about 609.1890864107.

The spelling of 226076980 in words is "two hundred twenty-six million, seventy-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 61 122 244 305 610 1220 185309 370618 741236 926545 1853090 3706180 11303849 22607698 45215396 56519245 113038490 226076980