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227145324 = 22372704111
BaseRepresentation
bin11011000100111…
…11011001101100
3120211102011210210
431202133121230
5431122122244
634312302420
75425463160
oct1542373154
9524364723
10227145324
1110724370a
12640a1a10
133809cb23
142224aca0
1514e1c4b9
hexd89f66c

227145324 has 24 divisors (see below), whose sum is σ = 605721088. Its totient is φ = 64898640.

The previous prime is 227145319. The next prime is 227145341. The reversal of 227145324 is 423541722.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 227145291 and 227145300.

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, 1351972 + ... + 1352139.

Almost surely, 2227145324 is an apocalyptic number.

It is an amenable number.

227145324 is an abundant number, since it is smaller than the sum of its proper divisors (378575764).

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

227145324 is a wasteful number, since it uses less digits than its factorization.

227145324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704125 (or 2704123 counting only the distinct ones).

The product of its digits is 13440, while the sum is 30.

The square root of 227145324 is about 15071.3411480200. The cubic root of 227145324 is about 610.1471686478.

The spelling of 227145324 in words is "two hundred twenty-seven million, one hundred forty-five thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 2704111 5408222 8112333 10816444 16224666 18928777 32449332 37857554 56786331 75715108 113572662 227145324