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230661106 = 21372712203
BaseRepresentation
bin11011011111110…
…01101111110010
3121002000210112221
431233321233302
5433022123411
634515511254
75500405234
oct1557715762
9532023487
10230661106
11109225115
12652b852a
1338a31180
14228c4254
15153b4071
hexdbf9bf2

230661106 has 16 divisors (see below), whose sum is σ = 373149504. Its totient is φ = 106303824.

The previous prime is 230661091. The next prime is 230661127. The reversal of 230661106 is 601166032.

230661106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2306611062 = 106409091642286472, which contains 22 as substring.

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, 12801 + ... + 25003.

It is an arithmetic number, because the mean of its divisors is an integer number (23321844).

Almost surely, 2230661106 is an apocalyptic number.

230661106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

230661106 is a deficient number, since it is larger than the sum of its proper divisors (142488398).

230661106 is a wasteful number, since it uses less digits than its factorization.

230661106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12945.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 230661106 is about 15187.5312674575. The cubic root of 230661106 is about 613.2790418101.

The spelling of 230661106 in words is "two hundred thirty million, six hundred sixty-one thousand, one hundred six".

Divisors: 1 2 13 26 727 1454 9451 12203 18902 24406 158639 317278 8871581 17743162 115330553 230661106