Search a number
-
+
23052071 = 729113557
BaseRepresentation
bin101011111101…
…1111100100111
31121101011111102
41113323330213
521400131241
62142030315
7366640130
oct127737447
947334442
1023052071
11120153a9
12787839b
134a116a3
1430c0c87
15205539b
hex15fbf27

23052071 has 8 divisors (see below), whose sum is σ = 27253920. Its totient is φ = 19077408.

The previous prime is 23052061. The next prime is 23052079. The reversal of 23052071 is 17025032.

23052071 = 2742 + 2752 + ... + 4472.

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

It is not a de Polignac number, because 23052071 - 222 = 18857767 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 (23052079) 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, 56576 + ... + 56981.

It is an arithmetic number, because the mean of its divisors is an integer number (3406740).

Almost surely, 223052071 is an apocalyptic number.

23052071 is a deficient number, since it is larger than the sum of its proper divisors (4201849).

23052071 is a wasteful number, since it uses less digits than its factorization.

23052071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113593.

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

The square root of 23052071 is about 4801.2572311843. The cubic root of 23052071 is about 284.6011492702.

The spelling of 23052071 in words is "twenty-three million, fifty-two thousand, seventy-one".

Divisors: 1 7 29 203 113557 794899 3293153 23052071