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23201412 = 22313148727
BaseRepresentation
bin101100010000…
…0011010000100
31121122202100120
41120200122010
521414421122
62145141540
7401131413
oct130403204
947582316
1023201412
1112107623
12792a8b0
134a64660
14311d47a
15208475c
hex1620684

23201412 has 24 divisors (see below), whose sum is σ = 58301376. Its totient is φ = 7138848.

The previous prime is 23201407. The next prime is 23201419. The reversal of 23201412 is 21410232.

It is a junction number, because it is equal to n+sod(n) for n = 23201391 and 23201400.

It is not an unprimeable number, because it can be changed into a prime (23201419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74208 + ... + 74519.

It is an arithmetic number, because the mean of its divisors is an integer number (2429224).

Almost surely, 223201412 is an apocalyptic number.

It is an amenable number.

23201412 is an abundant number, since it is smaller than the sum of its proper divisors (35099964).

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

23201412 is a wasteful number, since it uses less digits than its factorization.

23201412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148747 (or 148745 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 23201412 is about 4816.7844045587. The cubic root of 23201412 is about 285.2144154402.

Adding to 23201412 its reverse (21410232), we get a palindrome (44611644).

The spelling of 23201412 in words is "twenty-three million, two hundred one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 148727 297454 446181 594908 892362 1784724 1933451 3866902 5800353 7733804 11600706 23201412