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52643050451 = 275330616247
BaseRepresentation
bin110001000001110001…
…010011001111010011
312000212210012001020022
4301001301103033103
51330303110103301
640103415134055
73542354355125
oct610161231723
9160783161208
1052643050451
11203646a1a72
12a25207432b
134c6c506ac4
14279577b215
15158192ad1b
hexc41c533d3

52643050451 has 8 divisors (see below), whose sum is σ = 52687809504. Its totient is φ = 52598315520.

The previous prime is 52643050403. The next prime is 52643050469. The reversal of 52643050451 is 15405034625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52643050451 - 210 = 52643049427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52643050151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8423810 + ... + 8430056.

It is an arithmetic number, because the mean of its divisors is an integer number (6585976188).

Almost surely, 252643050451 is an apocalyptic number.

52643050451 is a deficient number, since it is larger than the sum of its proper divisors (44759053).

52643050451 is a wasteful number, since it uses less digits than its factorization.

52643050451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12061.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 52643050451 in words is "fifty-two billion, six hundred forty-three million, fifty thousand, four hundred fifty-one".

Divisors: 1 2753 3061 6247 8426933 17197991 19122067 52643050451