Base | Representation |
---|---|
bin | 101111110110110011… |
… | …0001010001010100111 |
3 | 100211021020201211201010 |
4 | 1133231212022022213 |
5 | 3140433213413421 |
6 | 115113451233303 |
7 | 10265514264306 |
oct | 1375546121247 |
9 | 324236654633 |
10 | 102770451111 |
11 | 3a648271019 |
12 | 17b01748833 |
13 | 98ca792123 |
14 | 4d8cd9243d |
15 | 2a17589076 |
hex | 17ed98a2a7 |
102770451111 has 16 divisors (see below), whose sum is σ = 141764888160. Its totient is φ = 66145242240.
The previous prime is 102770451107. The next prime is 102770451193. The reversal of 102770451111 is 111154077201.
It is not a de Polignac number, because 102770451111 - 22 = 102770451107 is a prime.
It is a super-2 number, since 2×1027704511112 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102770453111) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1075881 + ... + 1167501.
It is an arithmetic number, because the mean of its divisors is an integer number (8860305510).
Almost surely, 2102770451111 is an apocalyptic number.
102770451111 is a deficient number, since it is larger than the sum of its proper divisors (38994437049).
102770451111 is a wasteful number, since it uses less digits than its factorization.
102770451111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104546.
The product of its (nonzero) digits is 1960, while the sum is 30.
The spelling of 102770451111 in words is "one hundred two billion, seven hundred seventy million, four hundred fifty-one thousand, one hundred eleven".
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