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23044000430 = 25111071957859
BaseRepresentation
bin10101011101100001…
…111000101010101110
32012110222100111211102
4111131201320222232
5334143231003210
614330344523102
71444023525503
oct253541705256
965428314742
1023044000430
119855812660
124571480492
132233226819
1411886a34aa
158ed101ea5
hex55d878aae

23044000430 has 32 divisors (see below), whose sum is σ = 45672958080. Its totient is φ = 8301317920.

The previous prime is 23044000423. The next prime is 23044000459. The reversal of 23044000430 is 3400044032.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 967160 + ... + 990699.

It is an arithmetic number, because the mean of its divisors is an integer number (1427279940).

Almost surely, 223044000430 is an apocalyptic number.

23044000430 is a deficient number, since it is larger than the sum of its proper divisors (22628957650).

23044000430 is a wasteful number, since it uses less digits than its factorization.

23044000430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957984.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 23044000430 its reverse (3400044032), we get a palindrome (26444044462).

The spelling of 23044000430 in words is "twenty-three billion, forty-four million, four hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 11 22 55 107 110 214 535 1070 1177 2354 5885 11770 1957859 3915718 9789295 19578590 21536449 43072898 107682245 209490913 215364490 418981826 1047454565 2094909130 2304400043 4608800086 11522000215 23044000430