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226870664 = 2340969337
BaseRepresentation
bin11011000010111…
…00010110001000
3120210220020001012
431201130112020
5431034330124
634302343052
75423240336
oct1541342610
9523806035
10226870664
11107076319
1263b8aa88
1338004ac7
14221b8b56
1514db5e0e
hexd85c588

226870664 has 16 divisors (see below), whose sum is σ = 426428700. Its totient is φ = 113156352.

The previous prime is 226870619. The next prime is 226870667. The reversal of 226870664 is 466078622.

It can be written as a sum of positive squares in 2 ways, for example, as 212868100 + 14002564 = 14590^2 + 3742^2 .

It is not an unprimeable number, because it can be changed into a prime (226870667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31397 + ... + 37940.

Almost surely, 2226870664 is an apocalyptic number.

It is an amenable number.

226870664 is a deficient number, since it is larger than the sum of its proper divisors (199558036).

226870664 is a wasteful number, since it uses less digits than its factorization.

226870664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69752 (or 69748 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 226870664 is about 15062.2263958553. The cubic root of 226870664 is about 609.9011431667.

The spelling of 226870664 in words is "two hundred twenty-six million, eight hundred seventy thousand, six hundred sixty-four".

Divisors: 1 2 4 8 409 818 1636 3272 69337 138674 277348 554696 28358833 56717666 113435332 226870664