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226233873 = 3237679381
BaseRepresentation
bin11010111110000…
…00111000010001
3120202200212112100
431133000320101
5430403440443
634240551013
75414645655
oct1537007021
9522625470
10226233873
11106780948
1263922469
1337b40cc8
1422090a65
1514cdc3d3
hexd7c0e11

226233873 has 12 divisors (see below), whose sum is σ = 335614708. Its totient is φ = 146746080.

The previous prime is 226233871. The next prime is 226233881. The reversal of 226233873 is 378332622.

It is a happy number.

226233873 is a `hidden beast` number, since 22 + 623 + 3 + 8 + 7 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 146095569 + 80138304 = 12087^2 + 8952^2 .

It is not a de Polignac number, because 226233873 - 21 = 226233871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226233871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 339358 + ... + 340023.

Almost surely, 2226233873 is an apocalyptic number.

It is an amenable number.

226233873 is a deficient number, since it is larger than the sum of its proper divisors (109380835).

226233873 is a wasteful number, since it uses less digits than its factorization.

226233873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679424 (or 679421 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 226233873 is about 15041.0728673190. The cubic root of 226233873 is about 609.3299755925.

The spelling of 226233873 in words is "two hundred twenty-six million, two hundred thirty-three thousand, eight hundred seventy-three".

Divisors: 1 3 9 37 111 333 679381 2038143 6114429 25137097 75411291 226233873