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226689308 = 22193293639
BaseRepresentation
bin11011000001100…
…00000100011100
3120210120000021022
431200300010130
5431013024213
634254423312
75421553526
oct1540600434
9523500238
10226689308
11106a6203a
1263b01b38
1337c703b1
142216ca16
1514d7c308
hexd83011c

226689308 has 12 divisors (see below), whose sum is σ = 398763120. Its totient is φ = 112756992.

The previous prime is 226689283. The next prime is 226689313. The reversal of 226689308 is 803986622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146048 + ... + 147591.

It is an arithmetic number, because the mean of its divisors is an integer number (33230260).

Almost surely, 2226689308 is an apocalyptic number.

It is an amenable number.

226689308 is a deficient number, since it is larger than the sum of its proper divisors (172073812).

226689308 is a wasteful number, since it uses less digits than its factorization.

226689308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293836 (or 293834 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 226689308 is about 15056.2049667239. The cubic root of 226689308 is about 609.7385854700.

The spelling of 226689308 in words is "two hundred twenty-six million, six hundred eighty-nine thousand, three hundred eight".

Divisors: 1 2 4 193 386 772 293639 587278 1174556 56672327 113344654 226689308