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5120440215 = 351143721697
BaseRepresentation
bin1001100010011001…
…11011011110010111
3111012212000022110220
410301030323132113
540441313041330
62204032445423
7240614011062
oct46114733627
914185008426
105120440215
11219839a580
12baa9a9873
13637aaaca7
143680938d9
151ee7e7710
hex13133b797

5120440215 has 32 divisors (see below), whose sum is σ = 9145357056. Its totient is φ = 2424898560.

The previous prime is 5120440153. The next prime is 5120440243.

5120440215 is nontrivially palindromic in base 10.

5120440215 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5120440215 - 212 = 5120436119 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 353754 + ... + 367943.

It is an arithmetic number, because the mean of its divisors is an integer number (285792408).

Almost surely, 25120440215 is an apocalyptic number.

5120440215 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5120440215 is a deficient number, since it is larger than the sum of its proper divisors (4024916841).

5120440215 is a wasteful number, since it uses less digits than its factorization.

5120440215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721759.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 5120440215 is about 71557.2513097031. The cubic root of 5120440215 is about 1723.5971471967.

It can be divided in two parts, 51204 and 40215, that added together give a palindrome (91419).

The spelling of 5120440215 in words is "five billion, one hundred twenty million, four hundred forty thousand, two hundred fifteen".

Divisors: 1 3 5 11 15 33 43 55 129 165 215 473 645 1419 2365 7095 721697 2165091 3608485 7938667 10825455 23816001 31032971 39693335 93098913 119080005 155164855 341362681 465494565 1024088043 1706813405 5120440215