Search a number
-
+
1102313141 = 9742126993
BaseRepresentation
bin100000110110011…
…1111011010110101
32211211012022100122
41001230333122311
54224143010031
6301214221325
736213335636
oct10154773265
92754168318
101102313141
115162551a6
122691b4845
131474b07c7
14a658188d
1566b9147b
hex41b3f6b5

1102313141 has 8 divisors (see below), whose sum is σ = 1116363864. Its totient is φ = 1088317440.

The previous prime is 1102313117. The next prime is 1102313153. The reversal of 1102313141 is 1413132011.

It can be written as a sum of positive squares in 4 ways, for example, as 81830116 + 1020483025 = 9046^2 + 31945^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1102313141 - 222 = 1098118837 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 (1102313441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27341 + ... + 54333.

It is an arithmetic number, because the mean of its divisors is an integer number (139545483).

Almost surely, 21102313141 is an apocalyptic number.

It is an amenable number.

1102313141 is a deficient number, since it is larger than the sum of its proper divisors (14050723).

1102313141 is an equidigital number, since it uses as much as digits as its factorization.

1102313141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27511.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1102313141 is about 33201.1015028116. The cubic root of 1102313141 is about 1033.0031874781.

Adding to 1102313141 its reverse (1413132011), we get a palindrome (2515445152).

The spelling of 1102313141 in words is "one billion, one hundred two million, three hundred thirteen thousand, one hundred forty-one".

Divisors: 1 97 421 26993 40837 2618321 11364053 1102313141