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23130514 = 2112574091
BaseRepresentation
bin101100000111…
…1000110010010
31121112011002201
41120033012102
521410134024
62143433414
7400414621
oct130170622
947464081
1023130514
1112069330
1278b586a
134a3b2c4
1431016b8
15206d744
hex160f192

23130514 has 16 divisors (see below), whose sum is σ = 38006496. Its totient is φ = 10470400.

The previous prime is 23130509. The next prime is 23130521. The reversal of 23130514 is 41503132.

It is a junction number, because it is equal to n+sod(n) for n = 23130491 and 23130500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3609 + ... + 7699.

It is an arithmetic number, because the mean of its divisors is an integer number (2375406).

Almost surely, 223130514 is an apocalyptic number.

23130514 is a deficient number, since it is larger than the sum of its proper divisors (14875982).

23130514 is a wasteful number, since it uses less digits than its factorization.

23130514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4361.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 23130514 is about 4809.4192996660. The cubic root of 23130514 is about 284.9236032021.

Adding to 23130514 its reverse (41503132), we get a palindrome (64633646).

The spelling of 23130514 in words is "twenty-three million, one hundred thirty thousand, five hundred fourteen".

Divisors: 1 2 11 22 257 514 2827 4091 5654 8182 45001 90002 1051387 2102774 11565257 23130514