Search a number
-
+
2397144001 = 7342449143
BaseRepresentation
bin1000111011100001…
…1000001111000001
320012001122112101011
42032320120033001
514402132102001
61033511040521
7113255250010
oct21670301701
96161575334
102397144001
11102014184a
1256a970141
132c2828a05
1418a518a77
15e06aed51
hex8ee183c1

2397144001 has 4 divisors (see below), whose sum is σ = 2739593152. Its totient is φ = 2054694852.

The previous prime is 2397143993. The next prime is 2397144011. The reversal of 2397144001 is 1004417932.

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 not a de Polignac number, because 2397144001 - 23 = 2397143993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2397144011) 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, 171224565 + ... + 171224578.

It is an arithmetic number, because the mean of its divisors is an integer number (684898288).

Almost surely, 22397144001 is an apocalyptic number.

It is an amenable number.

2397144001 is a deficient number, since it is larger than the sum of its proper divisors (342449151).

2397144001 is an equidigital number, since it uses as much as digits as its factorization.

2397144001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342449150.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 2397144001 is about 48960.6372609671. The cubic root of 2397144001 is about 1338.3346060742.

The spelling of 2397144001 in words is "two billion, three hundred ninety-seven million, one hundred forty-four thousand, one".

Divisors: 1 7 342449143 2397144001