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23054152 = 2311534943
BaseRepresentation
bin101011111110…
…0011101001000
31121101021100111
41113330131020
521400213102
62142044104
7366646162
oct127743510
947337314
1023054152
1112016a20
127879634
134a12614
1430c1932
152055cd7
hex15fc748

23054152 has 32 divisors (see below), whose sum is σ = 48055680. Its totient is φ = 10279360.

The previous prime is 23054131. The next prime is 23054167. The reversal of 23054152 is 25145032.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2193 + ... + 7135.

It is an arithmetic number, because the mean of its divisors is an integer number (1501740).

Almost surely, 223054152 is an apocalyptic number.

23054152 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23054152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24027840).

23054152 is an abundant number, since it is smaller than the sum of its proper divisors (25001528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23054152 is a wasteful number, since it uses less digits than its factorization.

23054152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5013 (or 5009 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 23054152 is about 4801.4739403646. The cubic root of 23054152 is about 284.6097130296.

Adding to 23054152 its reverse (25145032), we get a palindrome (48199184).

The spelling of 23054152 in words is "twenty-three million, fifty-four thousand, one hundred fifty-two".

Divisors: 1 2 4 8 11 22 44 53 88 106 212 424 583 1166 2332 4664 4943 9886 19772 39544 54373 108746 217492 261979 434984 523958 1047916 2095832 2881769 5763538 11527076 23054152