Search a number
-
+
10686105145 = 57192972491
BaseRepresentation
bin10011111001111000…
…10000011000111001
31000120201210101110001
421330330100120321
5133341120331040
64524212153001
7525545252332
oct117474203071
930521711401
1010686105145
114594033a61
1220a2908761
131013ba3251
14735321289
1542823859a
hex27cf10639

10686105145 has 8 divisors (see below), whose sum is σ = 12841165440. Its totient is φ = 8536991280.

The previous prime is 10686105119. The next prime is 10686105163. The reversal of 10686105145 is 54150168601.

10686105145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10686105145 - 211 = 10686103097 is a prime.

It is a super-2 number, since 2×106861051452 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1482651 + ... + 1489840.

It is an arithmetic number, because the mean of its divisors is an integer number (1605145680).

Almost surely, 210686105145 is an apocalyptic number.

It is an amenable number.

10686105145 is a deficient number, since it is larger than the sum of its proper divisors (2155060295).

10686105145 is an equidigital number, since it uses as much as digits as its factorization.

10686105145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2973215.

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 10686105145 in words is "ten billion, six hundred eighty-six million, one hundred five thousand, one hundred forty-five".

Divisors: 1 5 719 3595 2972491 14862455 2137221029 10686105145