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23030132 = 2237155609
BaseRepresentation
bin101011111011…
…0100101110100
31121100001101212
41113312211310
521343431012
62141340552
7366516146
oct127664564
947301355
1023030132
1111aaa974
127867758
134a046c8
1430b6c96
15204db22
hex15f6974

23030132 has 12 divisors (see below), whose sum is σ = 41392260. Its totient is φ = 11203776.

The previous prime is 23030131. The next prime is 23030167. The reversal of 23030132 is 23103032.

It can be written as a sum of positive squares in 2 ways, for example, as 15335056 + 7695076 = 3916^2 + 2774^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23030131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77657 + ... + 77952.

It is an arithmetic number, because the mean of its divisors is an integer number (3449355).

Almost surely, 223030132 is an apocalyptic number.

It is an amenable number.

23030132 is a deficient number, since it is larger than the sum of its proper divisors (18362128).

23030132 is a wasteful number, since it uses less digits than its factorization.

23030132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155650 (or 155648 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 23030132 is about 4798.9719732459. The cubic root of 23030132 is about 284.5108342257.

Adding to 23030132 its reverse (23103032), we get a palindrome (46133164).

Subtracting 23030132 from its reverse (23103032), we obtain a square (72900 = 2702).

The spelling of 23030132 in words is "twenty-three million, thirty thousand, one hundred thirty-two".