Search a number
-
+
2975376031 = 47293216061
BaseRepresentation
bin1011000101011000…
…1010001010011111
321200100200202121021
42301112022022133
522043144013111
61211124345011
7133506164455
oct26126121237
97610622537
102975376031
111297582061
126b0545167
13385572544
142032369d5
1512632cd71
hexb158a29f

2975376031 has 8 divisors (see below), whose sum is σ = 3049066944. Its totient is φ = 2902117920.

The previous prime is 2975376029. The next prime is 2975376059. The reversal of 2975376031 is 1306735792.

It is a happy number.

2975376031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2975376031 - 21 = 2975376029 is a prime.

It is a super-2 number, since 2×29753760312 = 17705725051698625922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2975776031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94260 + ... + 121801.

It is an arithmetic number, because the mean of its divisors is an integer number (381133368).

Almost surely, 22975376031 is an apocalyptic number.

2975376031 is a deficient number, since it is larger than the sum of its proper divisors (73690913).

2975376031 is a wasteful number, since it uses less digits than its factorization.

2975376031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216401.

The product of its (nonzero) digits is 238140, while the sum is 43.

The square root of 2975376031 is about 54547.0075347860. The cubic root of 2975376031 is about 1438.2927347344.

The spelling of 2975376031 in words is "two billion, nine hundred seventy-five million, three hundred seventy-six thousand, thirty-one".

Divisors: 1 47 293 13771 216061 10154867 63305873 2975376031