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23014031 = 53676481
BaseRepresentation
bin101011111001…
…0101010001111
31121022020022112
41113302222033
521342422111
62141134235
7366421205
oct127625217
947266275
1023014031
1111a99867
12785a37b
1349ca291
1430b1075
152048e8b
hex15f2a8f

23014031 has 8 divisors (see below), whose sum is σ = 23801904. Its totient is φ = 22239360.

The previous prime is 23014009. The next prime is 23014049. The reversal of 23014031 is 13041032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23014031 - 26 = 23013967 is a prime.

It is a super-2 number, since 2×230140312 = 1059291245737922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23013997 and 23014015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23014231) 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, 311 + ... + 6791.

It is an arithmetic number, because the mean of its divisors is an integer number (2975238).

Almost surely, 223014031 is an apocalyptic number.

23014031 is a deficient number, since it is larger than the sum of its proper divisors (787873).

23014031 is an equidigital number, since it uses as much as digits as its factorization.

23014031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6601.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 23014031 is about 4797.2941331546. The cubic root of 23014031 is about 284.4445156465. Note that the first 3 decimals are identical.

Adding to 23014031 its reverse (13041032), we get a palindrome (36055063).

The spelling of 23014031 in words is "twenty-three million, fourteen thousand, thirty-one".

Divisors: 1 53 67 3551 6481 343493 434227 23014031