Search a number
-
+
102303231001 = 1943181691813
BaseRepresentation
bin101111101000110111…
…1110110110000011001
3100210001200120121012121
41133101233312300121
53134004111343001
6114555241141241
710251112054456
oct1372157666031
9323050517177
10102303231001
113a4285636a4
12179b118a821
139854a4641a
144d46cd082d
1529db5486a1
hex17d1bf6c19

102303231001 has 16 divisors (see below), whose sum is σ = 110800930240. Its totient is φ = 94141776960.

The previous prime is 102303230999. The next prime is 102303231007. The reversal of 102303231001 is 100132303201.

It is a cyclic number.

It is not a de Polignac number, because 102303231001 - 21 = 102303230999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102303231007) 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, 198030 + ... + 493783.

It is an arithmetic number, because the mean of its divisors is an integer number (6925058140).

Almost surely, 2102303231001 is an apocalyptic number.

It is an amenable number.

102303231001 is a deficient number, since it is larger than the sum of its proper divisors (8497699239).

102303231001 is a wasteful number, since it uses less digits than its factorization.

102303231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692056.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 102303231001 its reverse (100132303201), we get a palindrome (202435534202).

The spelling of 102303231001 in words is "one hundred two billion, three hundred three million, two hundred thirty-one thousand, one".

Divisors: 1 19 43 181 817 3439 7783 147877 691813 13144447 29747959 125218153 565211221 2379144907 5384380579 102303231001