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71480995 = 520117109
BaseRepresentation
bin1000100001010…
…11011010100011
311222111121111021
410100223122203
5121244342440
611032030311
71525402255
oct420533243
9158447437
1071480995
1137392803
121bb32397
1311a69961
1496c9cd5
15641e84a
hex442b6a3

71480995 has 8 divisors (see below), whose sum is σ = 85831920. Its totient is φ = 57148320.

The previous prime is 71480977. The next prime is 71481013. The reversal of 71480995 is 59908417.

It is an interprime number because it is at equal distance from previous prime (71480977) and next prime (71481013).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 71480995 - 25 = 71480963 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6501 + ... + 13609.

It is an arithmetic number, because the mean of its divisors is an integer number (10728990).

Almost surely, 271480995 is an apocalyptic number.

71480995 is a deficient number, since it is larger than the sum of its proper divisors (14350925).

71480995 is a wasteful number, since it uses less digits than its factorization.

71480995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9125.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 71480995 is about 8454.6433987484. The cubic root of 71480995 is about 415.0147476251.

The spelling of 71480995 in words is "seventy-one million, four hundred eighty thousand, nine hundred ninety-five".

Divisors: 1 5 2011 7109 10055 35545 14296199 71480995