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71101060 = 2253555053
BaseRepresentation
bin1000011110011…
…10101010000100
311221210022022121
410033032222010
5121200213220
611015535324
71522230502
oct417165204
9157708277
1071101060
1137153308
121b98a544
1311965a44
14962b672
156396eaa
hex43cea84

71101060 has 12 divisors (see below), whose sum is σ = 149312268. Its totient is φ = 28440416.

The previous prime is 71101039. The next prime is 71101081. The reversal of 71101060 is 6010117.

It is an interprime number because it is at equal distance from previous prime (71101039) and next prime (71101081).

It can be written as a sum of positive squares in 2 ways, for example, as 43243776 + 27857284 = 6576^2 + 5278^2 .

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, 1777507 + ... + 1777546.

It is an arithmetic number, because the mean of its divisors is an integer number (12442689).

Almost surely, 271101060 is an apocalyptic number.

It is an amenable number.

71101060 is an abundant number, since it is smaller than the sum of its proper divisors (78211208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71101060 is a wasteful number, since it uses less digits than its factorization.

71101060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555062 (or 3555060 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 71101060 is about 8432.1444484781. The cubic root of 71101060 is about 414.2781470788.

Adding to 71101060 its reverse (6010117), we get a palindrome (77111177).

The spelling of 71101060 in words is "seventy-one million, one hundred one thousand, sixty".

Divisors: 1 2 4 5 10 20 3555053 7110106 14220212 17775265 35550530 71101060