Search a number
-
+
7970041 = 29274829
BaseRepresentation
bin11110011001110011111001
3112222220211201
4132121303321
54020020131
6442454201
7124513162
oct36316371
915886751
107970041
114554012
122804361
131860901
1410b6769
15a76761
hex799cf9

7970041 has 4 divisors (see below), whose sum is σ = 8244900. Its totient is φ = 7695184.

The previous prime is 7970033. The next prime is 7970047. The reversal of 7970041 is 1400797.

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 5659641 + 2310400 = 2379^2 + 1520^2 .

It is a cyclic number.

It is not a de Polignac number, because 7970041 - 23 = 7970033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7969991 and 7970009.

It is not an unprimeable number, because it can be changed into a prime (7970047) 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, 137386 + ... + 137443.

It is an arithmetic number, because the mean of its divisors is an integer number (2061225).

Almost surely, 27970041 is an apocalyptic number.

It is an amenable number.

7970041 is a deficient number, since it is larger than the sum of its proper divisors (274859).

7970041 is a wasteful number, since it uses less digits than its factorization.

7970041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274858.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 7970041 is about 2823.1261041618. The cubic root of 7970041 is about 199.7500293703.

The spelling of 7970041 in words is "seven million, nine hundred seventy thousand, forty-one".

Divisors: 1 29 274829 7970041