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23001293 = 715792081
BaseRepresentation
bin101011110111…
…1100011001101
31121021120211202
41113233203031
521342020133
62140555245
7366336110
oct127574315
947246752
1023001293
1111a90237
127852b25
1349c4543
1430aa577
1520452e8
hex15ef8cd

23001293 has 8 divisors (see below), whose sum is σ = 26316480. Its totient is φ = 19693440.

The previous prime is 23001271. The next prime is 23001313. The reversal of 23001293 is 39210032.

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-23001293 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 (23001233) 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, 10013 + ... + 12093.

It is an arithmetic number, because the mean of its divisors is an integer number (3289560).

Almost surely, 223001293 is an apocalyptic number.

It is an amenable number.

23001293 is a deficient number, since it is larger than the sum of its proper divisors (3315187).

23001293 is a wasteful number, since it uses less digits than its factorization.

23001293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3667.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 23001293 is about 4795.9663259869. The cubic root of 23001293 is about 284.3920270447.

The spelling of 23001293 in words is "twenty-three million, one thousand, two hundred ninety-three".

Divisors: 1 7 1579 2081 11053 14567 3285899 23001293