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23150226 = 23111747439
BaseRepresentation
bin101100001001…
…1111010010010
31121120011010210
41120103322102
521411301401
62144104550
7400526241
oct130237222
947504123
1023150226
1112082120
127905156
134a47278
143108958
1520744d6
hex1613e92

23150226 has 64 divisors (see below), whose sum is σ = 54743040. Its totient is φ = 6447360.

The previous prime is 23150201. The next prime is 23150233. The reversal of 23150226 is 62205132.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52515 + ... + 52953.

It is an arithmetic number, because the mean of its divisors is an integer number (855360).

Almost surely, 223150226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23150226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27371520).

23150226 is an abundant number, since it is smaller than the sum of its proper divisors (31592814).

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

23150226 is a wasteful number, since it uses less digits than its factorization.

23150226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 23150226 is about 4811.4681751000. The cubic root of 23150226 is about 285.0045182417.

Adding to 23150226 its reverse (62205132), we get a palindrome (85355358).

The spelling of 23150226 in words is "twenty-three million, one hundred fifty thousand, two hundred twenty-six".

Divisors: 1 2 3 6 11 17 22 33 34 47 51 66 94 102 141 187 282 374 439 517 561 799 878 1034 1122 1317 1551 1598 2397 2634 3102 4794 4829 7463 8789 9658 14487 14926 17578 20633 22389 26367 28974 41266 44778 52734 61899 82093 123798 164186 226963 246279 350761 453926 492558 680889 701522 1052283 1361778 2104566 3858371 7716742 11575113 23150226