Search a number
-
+
10120030122 = 231686671687
BaseRepresentation
bin10010110110011001…
…10110011110101010
3222010021121210111110
421123030312132222
5131211211430442
64352111211150
7505532556666
oct113314663652
928107553443
1010120030122
114323547464
121b65216ab6
13c53825007
146c00898a6
153e36bc69c
hex25b3367aa

10120030122 has 8 divisors (see below), whose sum is σ = 20240060256. Its totient is φ = 3373343372.

The previous prime is 10120030103. The next prime is 10120030127. The reversal of 10120030122 is 22103002101.

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

10120030122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 10120030098 and 10120030107.

It is not an unprimeable number, because it can be changed into a prime (10120030127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 843335838 + ... + 843335849.

It is an arithmetic number, because the mean of its divisors is an integer number (2530007532).

Almost surely, 210120030122 is an apocalyptic number.

10120030122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10120030122 is a wasteful number, since it uses less digits than its factorization.

10120030122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686671692.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10120030122 its reverse (22103002101), we get a palindrome (32223032223).

The spelling of 10120030122 in words is "ten billion, one hundred twenty million, thirty thousand, one hundred twenty-two".

Divisors: 1 2 3 6 1686671687 3373343374 5060015061 10120030122