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23100044 = 2211525001
BaseRepresentation
bin101100000011…
…1101010001100
31121110121022012
41120013222030
521403200134
62143040352
7400230032
oct130075214
947417265
1023100044
1112048450
1278a00b8
134a2a486
1430d4552
1520646ce
hex1607a8c

23100044 has 12 divisors (see below), whose sum is σ = 44100168. Its totient is φ = 10500000.

The previous prime is 23100041. The next prime is 23100061. The reversal of 23100044 is 44000132.

It is a super-2 number, since 2×231000442 = 1067224065603872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23100041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262457 + ... + 262544.

It is an arithmetic number, because the mean of its divisors is an integer number (3675014).

Almost surely, 223100044 is an apocalyptic number.

It is an amenable number.

23100044 is a deficient number, since it is larger than the sum of its proper divisors (21000124).

23100044 is a wasteful number, since it uses less digits than its factorization.

23100044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525016 (or 525014 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 23100044 is about 4806.2505136541. The cubic root of 23100044 is about 284.7984375572.

Adding to 23100044 its reverse (44000132), we get a palindrome (67100176).

The spelling of 23100044 in words is "twenty-three million, one hundred thousand, forty-four".

Divisors: 1 2 4 11 22 44 525001 1050002 2100004 5775011 11550022 23100044