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71361295 = 5234314431
BaseRepresentation
bin1000100000011…
…10001100001111
311222021112021221
410100032030033
5121232030140
611025304211
71524363265
oct420161417
9158245257
1071361295
1137310885
121ba95067
1311a27325
149698435
1563e914a
hex440e30f

71361295 has 16 divisors (see below), whose sum is σ = 91441152. Its totient is φ = 53333280.

The previous prime is 71361263. The next prime is 71361299. The reversal of 71361295 is 59216317.

It is not a de Polignac number, because 71361295 - 25 = 71361263 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 71361295.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71361299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2271 + ... + 12160.

It is an arithmetic number, because the mean of its divisors is an integer number (5715072).

Almost surely, 271361295 is an apocalyptic number.

71361295 is a deficient number, since it is larger than the sum of its proper divisors (20079857).

71361295 is a wasteful number, since it uses less digits than its factorization.

71361295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14502.

The product of its digits is 11340, while the sum is 34.

The square root of 71361295 is about 8447.5614824634. The cubic root of 71361295 is about 414.7829609780.

The spelling of 71361295 in words is "seventy-one million, three hundred sixty-one thousand, two hundred ninety-five".

Divisors: 1 5 23 43 115 215 989 4945 14431 72155 331913 620533 1659565 3102665 14272259 71361295