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44142040104 = 23317910275149
BaseRepresentation
bin101001000111000100…
…100001010000101000
311012221100000222100020
4221013010201100220
51210400330240404
632140101040440
73121611102321
oct510704412050
9135840028306
1044142040104
11177a2038088
12867b0b6120
134216246a76
1421ca737448
151235467ed9
hexa47121428

44142040104 has 32 divisors (see below), whose sum is σ = 110971620000. Its totient is φ = 14631810752.

The previous prime is 44142040097. The next prime is 44142040109. The reversal of 44142040104 is 40104024144.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (44142040109) 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, 5133279 + ... + 5141870.

It is an arithmetic number, because the mean of its divisors is an integer number (3467863125).

Almost surely, 244142040104 is an apocalyptic number.

It is an amenable number.

44142040104 is an abundant number, since it is smaller than the sum of its proper divisors (66829579896).

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

44142040104 is a wasteful number, since it uses less digits than its factorization.

44142040104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10275337 (or 10275333 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 44142040104 its reverse (40104024144), we get a palindrome (84246064248).

The spelling of 44142040104 in words is "forty-four billion, one hundred forty-two million, forty thousand, one hundred four".

Divisors: 1 2 3 4 6 8 12 24 179 358 537 716 1074 1432 2148 4296 10275149 20550298 30825447 41100596 61650894 82201192 123301788 246603576 1839251671 3678503342 5517755013 7357006684 11035510026 14714013368 22071020052 44142040104