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10061050061 = 82971212613
BaseRepresentation
bin10010101111010111…
…10111000011001101
3221222011122022001202
421113223313003031
5131101112100221
64342203115245
7504215341316
oct112753670315
927864568052
1010061050061
1142a3222907
121b49512b25
13c4454437a
146b62d560d
153dd41bd0b
hex257af70cd

10061050061 has 4 divisors (see below), whose sum is σ = 10062270972. Its totient is φ = 10059829152.

The previous prime is 10061049961. The next prime is 10061050081. The reversal of 10061050061 is 16005016001.

It is a happy number.

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 7226020036 + 2835030025 = 85006^2 + 53245^2 .

It is a cyclic number.

It is not a de Polignac number, because 10061050061 - 218 = 10060787917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10061050081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598010 + ... + 614603.

It is an arithmetic number, because the mean of its divisors is an integer number (2515567743).

Almost surely, 210061050061 is an apocalyptic number.

It is an amenable number.

10061050061 is a deficient number, since it is larger than the sum of its proper divisors (1220911).

10061050061 is an equidigital number, since it uses as much as digits as its factorization.

10061050061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220910.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 10061050061 its reverse (16005016001), we get a palindrome (26066066062).

The spelling of 10061050061 in words is "ten billion, sixty-one million, fifty thousand, sixty-one".

Divisors: 1 8297 1212613 10061050061