Search a number
-
+
79245941 = 194170839
BaseRepresentation
bin1001011100100…
…11001001110101
312112010002222212
410232103021311
5130241332231
611510303205
71651402505
oct456231165
9175102885
1079245941
1140806715
1222657b05
13135580b8
14a74ba05
156e5542b
hex4b93275

79245941 has 4 divisors (see below), whose sum is σ = 83416800. Its totient is φ = 75075084.

The previous prime is 79245919. The next prime is 79245973. The reversal of 79245941 is 14954297.

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 a cyclic number.

It is not a de Polignac number, because 79245941 - 218 = 78983797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79245911) 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, 2085401 + ... + 2085438.

It is an arithmetic number, because the mean of its divisors is an integer number (20854200).

Almost surely, 279245941 is an apocalyptic number.

It is an amenable number.

79245941 is a deficient number, since it is larger than the sum of its proper divisors (4170859).

79245941 is a wasteful number, since it uses less digits than its factorization.

79245941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4170858.

The product of its digits is 90720, while the sum is 41.

The square root of 79245941 is about 8902.0189283106. The cubic root of 79245941 is about 429.5288529854.

The spelling of 79245941 in words is "seventy-nine million, two hundred forty-five thousand, nine hundred forty-one".

Divisors: 1 19 4170839 79245941