Search a number
-
+
10005606061 = 11909600551
BaseRepresentation
bin10010101000110000…
…10110111010101101
3221211022022110012021
421110120112322231
5130442413343221
64332502510141
7502643151103
oct112430267255
927738273167
1010005606061
1142749a3a20
121b32a35351
13c35c01079
146acbc1c73
153d8619041
hex254616ead

10005606061 has 4 divisors (see below), whose sum is σ = 10915206624. Its totient is φ = 9096005500.

The previous prime is 10005606049. The next prime is 10005606089. The reversal of 10005606061 is 16060650001.

10005606061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10005606061 - 27 = 10005605933 is a prime.

It is a super-2 number, since 2×100056060612 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10005606761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454800265 + ... + 454800286.

It is an arithmetic number, because the mean of its divisors is an integer number (2728801656).

Almost surely, 210005606061 is an apocalyptic number.

10005606061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10005606061 is a deficient number, since it is larger than the sum of its proper divisors (909600563).

10005606061 is an equidigital number, since it uses as much as digits as its factorization.

10005606061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909600562.

The product of its (nonzero) digits is 1080, while the sum is 25.

The spelling of 10005606061 in words is "ten billion, five million, six hundred six thousand, sixty-one".

Divisors: 1 11 909600551 10005606061