Search a number
-
+
368460121 = 1553237257
BaseRepresentation
bin10101111101100…
…100000101011001
3221200022201021011
4111331210011121
51223311210441
6100321213521
712062600521
oct2575440531
9850281234
10368460121
11179a935a7
12a34912a1
135b44a753
1436d14681
1522533581
hex15f64159

368460121 has 4 divisors (see below), whose sum is σ = 368698932. Its totient is φ = 368221312.

The previous prime is 368460073. The next prime is 368460151. The reversal of 368460121 is 121064863.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 104040000 + 264420121 = 10200^2 + 16261^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-368460121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (368460151) 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, 117076 + ... + 120181.

It is an arithmetic number, because the mean of its divisors is an integer number (92174733).

Almost surely, 2368460121 is an apocalyptic number.

It is an amenable number.

368460121 is a deficient number, since it is larger than the sum of its proper divisors (238811).

368460121 is a wasteful number, since it uses less digits than its factorization.

368460121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238810.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 368460121 is about 19195.3150794667. The cubic root of 368460121 is about 716.9081156768.

The spelling of 368460121 in words is "three hundred sixty-eight million, four hundred sixty thousand, one hundred twenty-one".

Divisors: 1 1553 237257 368460121