Search a number
-
+
85411805481210 = 23513270780903077
BaseRepresentation
bin10011011010111001111100…
…010100110100100011111010
3102012102021210120122002202210
4103122321330110310203322
542143341334200344320
6501353350341435550
723663541106532205
oct2332717424644372
9365367716562683
1085411805481210
112523aa4157083a
1296b5468a0bbb6
1338873b6310b50
141713d4c36493c
159d1b5519e0e0
hex4dae7c5348fa

85411805481210 has 64 divisors (see below), whose sum is σ = 220838219505792. Its totient is φ = 21016677470976.

The previous prime is 85411805481169. The next prime is 85411805481227. The reversal of 85411805481210 is 1218450811458.

It is a self number, because there is not a number n which added to its sum of digits gives 85411805481210.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39395809 + ... + 41507268.

It is an arithmetic number, because the mean of its divisors is an integer number (3450597179778).

Almost surely, 285411805481210 is an apocalyptic number.

85411805481210 is an abundant number, since it is smaller than the sum of its proper divisors (135426414024582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85411805481210 is a wasteful number, since it uses less digits than its factorization.

85411805481210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80905807.

The product of its (nonzero) digits is 409600, while the sum is 48.

The spelling of 85411805481210 in words is "eighty-five trillion, four hundred eleven billion, eight hundred five million, four hundred eighty-one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 2707 5414 8121 13535 16242 27070 35191 40605 70382 81210 105573 175955 211146 351910 527865 1055730 80903077 161806154 242709231 404515385 485418462 809030770 1051740001 1213546155 2103480002 2427092310 3155220003 5258700005 6310440006 10517400010 15776100015 31552200030 219004629439 438009258878 657013888317 1095023147195 1314027776634 2190046294390 2847060182707 3285069441585 5694120365414 6570138883170 8541180548121 14235300913535 17082361096242 28470601827070 42705902740605 85411805481210