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23975029 = 134739239
BaseRepresentation
bin101101101110…
…1010001110101
31200010001120001
41123131101311
522114200104
62213511301
7410533021
oct133352165
950101501
1023975029
1112595881
128042531
134c75810
143281381
152188aa4
hex16dd475

23975029 has 8 divisors (see below), whose sum is σ = 26369280. Its totient is φ = 21659376.

The previous prime is 23975023. The next prime is 23975033. The reversal of 23975029 is 92057932.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23975029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23975023) 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, 19009 + ... + 20230.

It is an arithmetic number, because the mean of its divisors is an integer number (3296160).

Almost surely, 223975029 is an apocalyptic number.

It is an amenable number.

23975029 is a deficient number, since it is larger than the sum of its proper divisors (2394251).

23975029 is a wasteful number, since it uses less digits than its factorization.

23975029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39299.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 23975029 is about 4896.4302302800. The cubic root of 23975029 is about 288.3498393066.

The spelling of 23975029 in words is "twenty-three million, nine hundred seventy-five thousand, twenty-nine".

Divisors: 1 13 47 611 39239 510107 1844233 23975029