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2313534221 = 19929131071
BaseRepresentation
bin1000100111100101…
…1011101100001101
312222020022201022122
42021321123230031
514214231043341
61021323022325
7111221500505
oct21171335415
95866281278
102313534221
11a87a25559
1254696a9a5
132ab40357b
1417d392a05
15d819694b
hex89e5bb0d

2313534221 has 8 divisors (see below), whose sum is σ = 2437939200. Its totient is φ = 2189393280.

The previous prime is 2313534173. The next prime is 2313534229. The reversal of 2313534221 is 1224353132.

It is a happy number.

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 2313534221 - 210 = 2313533197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313534229) 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, 47885 + ... + 83186.

It is an arithmetic number, because the mean of its divisors is an integer number (304742400).

Almost surely, 22313534221 is an apocalyptic number.

It is an amenable number.

2313534221 is a deficient number, since it is larger than the sum of its proper divisors (124404979).

2313534221 is a wasteful number, since it uses less digits than its factorization.

2313534221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132019.

The product of its digits is 4320, while the sum is 26.

The square root of 2313534221 is about 48099.2122700570. The cubic root of 2313534221 is about 1322.5902270599.

Adding to 2313534221 its reverse (1224353132), we get a palindrome (3537887353).

The spelling of 2313534221 in words is "two billion, three hundred thirteen million, five hundred thirty-four thousand, two hundred twenty-one".

Divisors: 1 19 929 17651 131071 2490349 121764959 2313534221