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23025071 = 101277823
BaseRepresentation
bin101011111010…
…1010110101111
31121022210110102
41113311112233
521343300241
62141301315
7366465326
oct127652657
947283412
1023025071
1111aa7093
12786483b
134a02304
1430b50bd
15204c39b
hex15f55af

23025071 has 8 divisors (see below), whose sum is σ = 23365344. Its totient is φ = 22687200.

The previous prime is 23025059. The next prime is 23025073. The reversal of 23025071 is 17052032.

23025071 = 1392 + 1402 + ... + 4152.

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 23025071 - 26 = 23025007 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23025073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27566 + ... + 28388.

It is an arithmetic number, because the mean of its divisors is an integer number (2920668).

Almost surely, 223025071 is an apocalyptic number.

23025071 is a deficient number, since it is larger than the sum of its proper divisors (340273).

23025071 is a wasteful number, since it uses less digits than its factorization.

23025071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 23025071 is about 4798.4446438403. Note that the first 3 decimals coincide. The cubic root of 23025071 is about 284.4899917512.

The spelling of 23025071 in words is "twenty-three million, twenty-five thousand, seventy-one".

Divisors: 1 101 277 823 27977 83123 227971 23025071