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10030117205 = 54148927401
BaseRepresentation
bin10010101011101011…
…10111000101010101
3221220000102202011102
421111311313011111
5131020202222310
64335140115445
7503361406133
oct112565670525
927800382142
1010030117205
114287815569
121b3b095b85
13c3b0038c4
146b2162753
153da85b8a5
hex255d77155

10030117205 has 8 divisors (see below), whose sum is σ = 12329705304. Its totient is φ = 7828384000.

The previous prime is 10030117199. The next prime is 10030117217. The reversal of 10030117205 is 50271103001.

It can be written as a sum of positive squares in 4 ways, for example, as 235254244 + 9794862961 = 15338^2 + 98969^2 .

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

It is not a de Polignac number, because 10030117205 - 28 = 10030116949 is a prime.

It is a super-2 number, since 2×100301172052 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24463496 + ... + 24463905.

It is an arithmetic number, because the mean of its divisors is an integer number (1541213163).

Almost surely, 210030117205 is an apocalyptic number.

It is an amenable number.

10030117205 is a deficient number, since it is larger than the sum of its proper divisors (2299588099).

10030117205 is an equidigital number, since it uses as much as digits as its factorization.

10030117205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48927447.

The product of its (nonzero) digits is 210, while the sum is 20.

The spelling of 10030117205 in words is "ten billion, thirty million, one hundred seventeen thousand, two hundred five".

Divisors: 1 5 41 205 48927401 244637005 2006023441 10030117205