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23026056 = 2333130949
BaseRepresentation
bin101011111010…
…1100110001000
31121022211210220
41113311212020
521343313211
62141310040
7366501234
oct127654610
947284726
1023026056
1111aa78a9
127865320
134a028b1
1430b55c4
15204c806
hex15f5988

23026056 has 32 divisors (see below), whose sum is σ = 59424000. Its totient is φ = 7427520.

The previous prime is 23026049. The next prime is 23026061. The reversal of 23026056 is 65062032.

It is a super-4 number, since 4×230260564 (a number of 31 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14731 + ... + 16218.

It is an arithmetic number, because the mean of its divisors is an integer number (1857000).

Almost surely, 223026056 is an apocalyptic number.

It is an amenable number.

23026056 is an abundant number, since it is smaller than the sum of its proper divisors (36397944).

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

23026056 is a wasteful number, since it uses less digits than its factorization.

23026056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30989 (or 30985 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 23026056 is about 4798.5472801672. The cubic root of 23026056 is about 284.4940484690.

Adding to 23026056 its reverse (65062032), we get a palindrome (88088088).

The spelling of 23026056 in words is "twenty-three million, twenty-six thousand, fifty-six".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 30949 61898 92847 123796 185694 247592 371388 742776 959419 1918838 2878257 3837676 5756514 7675352 11513028 23026056