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10081718211 = 313130783561
BaseRepresentation
bin10010110001110101…
…01100111111000011
3222000121112100102210
421120322230333003
5131121404440321
64344222113203
7504556122315
oct113072547703
928017470383
1010081718211
11430395a124
121b5441b803
13c488cc946
146b8d557b5
153e0150b76
hex258eacfc3

10081718211 has 16 divisors (see below), whose sum is σ = 13589186688. Its totient is φ = 6648033600.

The previous prime is 10081718203. The next prime is 10081718219. The reversal of 10081718211 is 11281718001.

10081718211 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10081718203) and next prime (10081718219).

It is not a de Polignac number, because 10081718211 - 23 = 10081718203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10081718219) 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 15 ways as a sum of consecutive naturals, for example, 78871 + ... + 162431.

It is an arithmetic number, because the mean of its divisors is an integer number (849324168).

Almost surely, 210081718211 is an apocalyptic number.

10081718211 is a deficient number, since it is larger than the sum of its proper divisors (3507468477).

10081718211 is a wasteful number, since it uses less digits than its factorization.

10081718211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84002.

The product of its (nonzero) digits is 896, while the sum is 30.

The spelling of 10081718211 in words is "ten billion, eighty-one million, seven hundred eighteen thousand, two hundred eleven".

Divisors: 1 3 131 307 393 921 40217 83561 120651 250683 10946491 25653227 32839473 76959681 3360572737 10081718211