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2839231472870 = 251321680018623
BaseRepresentation
bin101001010100001111011…
…000100010010011100110
3101001102112220220220102102
4221110033120202103212
5333004221224112440
610012154104012102
7412061542216022
oct51241730422346
911042486826372
102839231472870
119a5125169831
1239a318a61032
1317797a2ac900
149b5c32cb382
154dcc5599b15
hex2950f6224e6

2839231472870 has 24 divisors (see below), whose sum is σ = 5533981347456. Its totient is φ = 1048331620128.

The previous prime is 2839231472851. The next prime is 2839231472873. The reversal of 2839231472870 is 782741329382.

It is a super-2 number, since 2×28392314728702 (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2839231472873) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 840007622 + ... + 840011001.

It is an arithmetic number, because the mean of its divisors is an integer number (230582556144).

Almost surely, 22839231472870 is an apocalyptic number.

2839231472870 is a deficient number, since it is larger than the sum of its proper divisors (2694749874586).

2839231472870 is a wasteful number, since it uses less digits than its factorization.

2839231472870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680018656 (or 1680018643 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 56.

The spelling of 2839231472870 in words is "two trillion, eight hundred thirty-nine billion, two hundred thirty-one million, four hundred seventy-two thousand, eight hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 169 338 845 1690 1680018623 3360037246 8400093115 16800186230 21840242099 43680484198 109201210495 218402420990 283923147287 567846294574 1419615736435 2839231472870