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10008280105 = 56729875463
BaseRepresentation
bin10010101001000101…
…00011110000101001
3221211111100022021221
421110202203300221
5130444104430410
64333040102041
7503004656125
oct112442436051
927744308257
1010008280105
11427645aa7a
121b33904921
13c36629245
146ad2ba585
153d89964da
hex2548a3c29

10008280105 has 8 divisors (see below), whose sum is σ = 12189189312. Its totient is φ = 7887121968.

The previous prime is 10008280097. The next prime is 10008280129. The reversal of 10008280105 is 50108280001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10008280105 - 23 = 10008280097 is a prime.

It is a super-2 number, since 2×100082801052 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10008280105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14937397 + ... + 14938066.

It is an arithmetic number, because the mean of its divisors is an integer number (1523648664).

Almost surely, 210008280105 is an apocalyptic number.

It is an amenable number.

10008280105 is a deficient number, since it is larger than the sum of its proper divisors (2180909207).

10008280105 is an equidigital number, since it uses as much as digits as its factorization.

10008280105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29875535.

The product of its (nonzero) digits is 640, while the sum is 25.

The spelling of 10008280105 in words is "ten billion, eight million, two hundred eighty thousand, one hundred five".

Divisors: 1 5 67 335 29875463 149377315 2001656021 10008280105