Search a number
-
+
79370041 = 364321787
BaseRepresentation
bin1001011101100…
…01011100111001
312112100102020011
410232301130321
5130304320131
611513101521
71652430352
oct456613471
9175312204
1079370041
1140890983
12226b78a1
131359c72a
14a780d29
156e7c0b1
hex4bb1739

79370041 has 4 divisors (see below), whose sum is σ = 79395472. Its totient is φ = 79344612.

The previous prime is 79370023. The next prime is 79370077. The reversal of 79370041 is 14007397.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14007397 = 47929243.

It is a cyclic number.

It is not a de Polignac number, because 79370041 - 215 = 79337273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 79369985 and 79370012.

It is not an unprimeable number, because it can be changed into a prime (79370141) 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, 7251 + ... + 14536.

It is an arithmetic number, because the mean of its divisors is an integer number (19848868).

Almost surely, 279370041 is an apocalyptic number.

It is an amenable number.

79370041 is a deficient number, since it is larger than the sum of its proper divisors (25431).

79370041 is a wasteful number, since it uses less digits than its factorization.

79370041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25430.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 79370041 is about 8908.9865304646. The cubic root of 79370041 is about 429.7529516543.

The spelling of 79370041 in words is "seventy-nine million, three hundred seventy thousand, forty-one".

Divisors: 1 3643 21787 79370041