Search a number
-
+
142810480361 = 818991743739
BaseRepresentation
bin1000010100000000101…
…0101111111011101001
3111122121201010002000102
42011000022233323221
54314433440332421
6145334540115145
713213656024413
oct2050012577351
9448551102012
10142810480361
115562487a68a
1223816b35ab5
131060bc1b623
146caa9bd9b3
153aac82b60b
hex21402afee9

142810480361 has 4 divisors (see below), whose sum is σ = 142812306000. Its totient is φ = 142808654724.

The previous prime is 142810480343. The next prime is 142810480441. The reversal of 142810480361 is 163084018241.

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 142810480361 - 234 = 125630611177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142810480961) 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, 789971 + ... + 953768.

It is an arithmetic number, because the mean of its divisors is an integer number (35703076500).

Almost surely, 2142810480361 is an apocalyptic number.

It is an amenable number.

142810480361 is a deficient number, since it is larger than the sum of its proper divisors (1825639).

142810480361 is an equidigital number, since it uses as much as digits as its factorization.

142810480361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825638.

The product of its (nonzero) digits is 36864, while the sum is 38.

The spelling of 142810480361 in words is "one hundred forty-two billion, eight hundred ten million, four hundred eighty thousand, three hundred sixty-one".

Divisors: 1 81899 1743739 142810480361