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10082506005 = 32511131566823
BaseRepresentation
bin10010110001111011…
…01101010100010101
3222000200000101002100
421120331231110111
5131122110143010
64344251032313
7504565613145
oct113075552425
928020011070
1010082506005
114304347aa0
121b5473b699
13c48b173b0
146b90bc925
153e02592c0
hex258f6d515

10082506005 has 48 divisors (see below), whose sum is σ = 20531661696. Its totient is φ = 4512447360.

The previous prime is 10082506003. The next prime is 10082506043. The reversal of 10082506005 is 50060528001.

10082506005 is a `hidden beast` number, since 1 + 0 + 0 + 8 + 2 + 50 + 600 + 5 = 666.

It is not a de Polignac number, because 10082506005 - 21 = 10082506003 is a prime.

It is a super-2 number, since 2×100825060052 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10082506005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10082506001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 776977 + ... + 789846.

It is an arithmetic number, because the mean of its divisors is an integer number (427742952).

Almost surely, 210082506005 is an apocalyptic number.

10082506005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10082506005 is an abundant number, since it is smaller than the sum of its proper divisors (10449155691).

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

10082506005 is a wasteful number, since it uses less digits than its factorization.

10082506005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566858 (or 1566855 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 10082506005 in words is "ten billion, eighty-two million, five hundred six thousand, five".

Divisors: 1 3 5 9 11 13 15 33 39 45 55 65 99 117 143 165 195 429 495 585 715 1287 2145 6435 1566823 4700469 7834115 14101407 17235053 20368699 23502345 51705159 61106097 70507035 86175265 101843495 155115477 183318291 224055689 258525795 305530485 672167067 775577385 916591455 1120278445 2016501201 3360835335 10082506005