Search a number
-
+
122244301 = 457267493
BaseRepresentation
bin1110100100101…
…00110011001101
322112000122122201
413102110303031
5222243304201
620044041501
73013026244
oct722246315
9275018581
10122244301
1163004a53
1234b33291
131c43160a
141234195b
15aaea801
hex7494ccd

122244301 has 4 divisors (see below), whose sum is σ = 122512252. Its totient is φ = 121976352.

The previous prime is 122244299. The next prime is 122244361. The reversal of 122244301 is 103442221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103442221 = 412522981.

It can be written as a sum of positive squares in 2 ways, for example, as 42588676 + 79655625 = 6526^2 + 8925^2 .

It is a cyclic number.

It is not a de Polignac number, because 122244301 - 21 = 122244299 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 (122244361) 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, 133290 + ... + 134203.

It is an arithmetic number, because the mean of its divisors is an integer number (30628063).

Almost surely, 2122244301 is an apocalyptic number.

It is an amenable number.

122244301 is a deficient number, since it is larger than the sum of its proper divisors (267951).

122244301 is an equidigital number, since it uses as much as digits as its factorization.

122244301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267950.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 122244301 is about 11056.4144730559. The cubic root of 122244301 is about 496.2983985857.

Adding to 122244301 its reverse (103442221), we get a palindrome (225686522).

The spelling of 122244301 in words is "one hundred twenty-two million, two hundred forty-four thousand, three hundred one".

Divisors: 1 457 267493 122244301