Search a number
-
+
974204371 = 7139172053
BaseRepresentation
bin111010000100010…
…010110111010011
32111220010201011101
4322010102313103
53443344014441
6240400325231
733066412660
oct7204226723
92456121141
10974204371
1145aa05188
12232313817
13126aa7aba
1493554a67
155a7d8231
hex3a112dd3

974204371 has 4 divisors (see below), whose sum is σ = 1113376432. Its totient is φ = 835032312.

The previous prime is 974204369. The next prime is 974204381. The reversal of 974204371 is 173402479.

974204371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 173402479 = 1033167863.

It is a cyclic number.

It is not a de Polignac number, because 974204371 - 21 = 974204369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 974204371.

It is not an unprimeable number, because it can be changed into a prime (974204381) 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, 69586020 + ... + 69586033.

It is an arithmetic number, because the mean of its divisors is an integer number (278344108).

Almost surely, 2974204371 is an apocalyptic number.

974204371 is a deficient number, since it is larger than the sum of its proper divisors (139172061).

974204371 is a wasteful number, since it uses less digits than its factorization.

974204371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139172060.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 974204371 is about 31212.2471315348. The cubic root of 974204371 is about 991.3264439306.

The spelling of 974204371 in words is "nine hundred seventy-four million, two hundred four thousand, three hundred seventy-one".

Divisors: 1 7 139172053 974204371