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4252312423 = 19419691773
BaseRepresentation
bin1111110101110101…
…0010001101100111
3101222100110212000201
43331131102031213
532202042444143
61541541451331
7210243026212
oct37535221547
911870425021
104252312423
111892357297
129a8110b47
13529c937c8
142c4a72779
1519d4b464d
hexfd752367

4252312423 has 16 divisors (see below), whose sum is σ = 4499107200. Its totient is φ = 4007884320.

The previous prime is 4252312411. The next prime is 4252312429. The reversal of 4252312423 is 3242132524.

It is not a de Polignac number, because 4252312423 - 29 = 4252311911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4252312391 and 4252312400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4252312429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5500665 + ... + 5501437.

It is an arithmetic number, because the mean of its divisors is an integer number (281194200).

Almost surely, 24252312423 is an apocalyptic number.

4252312423 is a deficient number, since it is larger than the sum of its proper divisors (246794777).

4252312423 is a wasteful number, since it uses less digits than its factorization.

4252312423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902.

The product of its digits is 11520, while the sum is 28.

The square root of 4252312423 is about 65209.7571150208. The cubic root of 4252312423 is about 1620.0996259160.

Adding to 4252312423 its reverse (3242132524), we get a palindrome (7494444947).

It can be divided in two parts, 42523 and 12423, that added together give a triangular number (54946 = T331).

The spelling of 4252312423 in words is "four billion, two hundred fifty-two million, three hundred twelve thousand, four hundred twenty-three".

Divisors: 1 19 419 691 773 7961 13129 14687 289529 323887 534143 5501051 6153853 10148717 223805917 4252312423