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101061060605 = 520212212121
BaseRepresentation
bin101111000011110110…
…1010110011111111101
3100122212010012210202122
41132013231112133331
53123433112414410
6114232105132325
710205246561441
oct1360755263775
9318763183678
10101061060605
113995037469a
121770518a0a5
1396b75a855b
144c69d44821
15296747ce55
hex1787b567fd

101061060605 has 4 divisors (see below), whose sum is σ = 121273272732. Its totient is φ = 80848848480.

The previous prime is 101061060587. The next prime is 101061060697. The reversal of 101061060605 is 506060160101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 60960597604 + 40100463001 = 246902^2 + 200251^2 .

It is not a de Polignac number, because 101061060605 - 210 = 101061059581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10106106056 + ... + 10106106065.

It is an arithmetic number, because the mean of its divisors is an integer number (30318318183).

Almost surely, 2101061060605 is an apocalyptic number.

It is an amenable number.

101061060605 is a deficient number, since it is larger than the sum of its proper divisors (20212212127).

101061060605 is an equidigital number, since it uses as much as digits as its factorization.

101061060605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20212212126.

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 101061060605 in words is "one hundred one billion, sixty-one million, sixty thousand, six hundred five".

Divisors: 1 5 20212212121 101061060605