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79034485 = 515806897
BaseRepresentation
bin1001011010111…
…11100001110101
312111201100221011
410231133201311
5130213100420
611501552221
71646532145
oct455374165
9174640834
1079034485
1140681862
1222575671
13134b2a8a
14a6d4925
156e1295a
hex4b5f875

79034485 has 4 divisors (see below), whose sum is σ = 94841388. Its totient is φ = 63227584.

The previous prime is 79034359. The next prime is 79034491. The reversal of 79034485 is 58443097.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58443097 = 568910273.

It can be written as a sum of positive squares in 2 ways, for example, as 29669809 + 49364676 = 5447^2 + 7026^2 .

It is a cyclic number.

It is not a de Polignac number, because 79034485 - 215 = 79001717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7903444 + ... + 7903453.

It is an arithmetic number, because the mean of its divisors is an integer number (23710347).

Almost surely, 279034485 is an apocalyptic number.

It is an amenable number.

79034485 is a deficient number, since it is larger than the sum of its proper divisors (15806903).

79034485 is a wasteful number, since it uses less digits than its factorization.

79034485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15806902.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 79034485 is about 8890.1341384706. The cubic root of 79034485 is about 429.1464680642.

The spelling of 79034485 in words is "seventy-nine million, thirty-four thousand, four hundred eighty-five".

Divisors: 1 5 15806897 79034485