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229274830 = 2565335111
BaseRepresentation
bin11011010101001…
…11010011001110
3120222102100221101
431222213103032
5432143243310
634430053314
75452542511
oct1552472316
9528370841
10229274830
11108468634
126494a23a
13386671a5
1422642d78
15151dd43a
hexdaa74ce

229274830 has 16 divisors (see below), whose sum is σ = 413338464. Its totient is φ = 91566880.

The previous prime is 229274813. The next prime is 229274849. The reversal of 229274830 is 38472922.

It is a self number, because there is not a number n which added to its sum of digits gives 229274830.

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, 11026 + ... + 24085.

It is an arithmetic number, because the mean of its divisors is an integer number (25833654).

Almost surely, 2229274830 is an apocalyptic number.

229274830 is a deficient number, since it is larger than the sum of its proper divisors (184063634).

229274830 is a wasteful number, since it uses less digits than its factorization.

229274830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35771.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 229274830 is about 15141.8238663643. The cubic root of 229274830 is about 612.0479674622.

The spelling of 229274830 in words is "two hundred twenty-nine million, two hundred seventy-four thousand, eight hundred thirty".

Divisors: 1 2 5 10 653 1306 3265 6530 35111 70222 175555 351110 22927483 45854966 114637415 229274830