Search a number
-
+
101011001101010 = 257111310091009101
BaseRepresentation
bin10110111101111001110100…
…110101101100101011010010
3111020122120001100020210022022
4112331321310311230223102
5101214431012240213020
6554455451401011442
730163542525541130
oct2675716465545322
9436576040223268
10101011001101010
112a204585852090
12b3b4737a83b82
1344493b16332c0
141ad2d5c334750
15ba27dbc41625
hex5bde74d6cad2

101011001101010 has 64 divisors (see below), whose sum is σ = 244121692195584. Its totient is φ = 29062106208000.

The previous prime is 101011001100991. The next prime is 101011001101103. The reversal of 101011001101010 is 10101100110101.

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, 5045494541 + ... + 5045514560.

It is an arithmetic number, because the mean of its divisors is an integer number (3814401440556).

Almost surely, 2101011001101010 is an apocalyptic number.

101011001101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101011001101010 is an abundant number, since it is smaller than the sum of its proper divisors (143110691094574).

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

101011001101010 is a wasteful number, since it uses less digits than its factorization.

101011001101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10091009139.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 101011001101010 its reverse (10101100110101), we get a palindrome (111112101211111).

Subtracting from 101011001101010 its reverse (10101100110101), we obtain a palindrome (90909900990909).

The spelling of 101011001101010 in words is "one hundred one trillion, eleven billion, one million, one hundred one thousand, ten".

Divisors: 1 2 5 7 10 11 13 14 22 26 35 55 65 70 77 91 110 130 143 154 182 286 385 455 715 770 910 1001 1430 2002 5005 10010 10091009101 20182018202 50455045505 70637063707 100910091010 111001100111 131183118313 141274127414 222002200222 262366236626 353185318535 555005500555 655915591565 706370637070 777007700777 918281828191 1110011001110 1311831183130 1443014301443 1554015401554 1836563656382 2886028602886 3885038503885 4591409140955 7215071507215 7770077007770 9182818281910 10101100110101 14430143014430 20202200220202 50505500550505 101011001101010