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23248072 = 232906009
BaseRepresentation
bin101100010101…
…1110011001000
31121202010100201
41120223303020
521422414242
62150141544
7401414431
oct130536310
947663321
1023248072
1112139691
1279518b4
134a7c973
143132488
1520934b7
hex162bcc8

23248072 has 8 divisors (see below), whose sum is σ = 43590150. Its totient is φ = 11624032.

The previous prime is 23248067. The next prime is 23248073. The reversal of 23248072 is 27084232.

It can be written as a sum of positive squares in only one way, i.e., 19061956 + 4186116 = 4366^2 + 2046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 23248072.

It is not an unprimeable number, because it can be changed into a prime (23248073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1452997 + ... + 1453012.

Almost surely, 223248072 is an apocalyptic number.

It is an amenable number.

23248072 is a deficient number, since it is larger than the sum of its proper divisors (20342078).

23248072 is a wasteful number, since it uses less digits than its factorization.

23248072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2906015 (or 2906011 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 23248072 is about 4821.6254520649. The cubic root of 23248072 is about 285.4054841754.

The spelling of 23248072 in words is "twenty-three million, two hundred forty-eight thousand, seventy-two".

Divisors: 1 2 4 8 2906009 5812018 11624036 23248072