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71301201 = 3149315919
BaseRepresentation
bin1000011111111…
…11100001010001
311222011110212020
410033333201101
5121223114301
611024122053
71524023136
oct417774121
9158143766
1071301201
113727a714
121ba66329
1311a05b7a
14968058d
1563d6436
hex43ff851

71301201 has 8 divisors (see below), whose sum is σ = 95137920. Its totient is φ = 47499312.

The previous prime is 71301187. The next prime is 71301203. The reversal of 71301201 is 10210317.

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

It is not a de Polignac number, because 71301201 - 213 = 71293009 is a prime.

It is a super-2 number, since 2×713012012 = 10167722528084802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (71301203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3481 + ... + 12438.

It is an arithmetic number, because the mean of its divisors is an integer number (11892240).

Almost surely, 271301201 is an apocalyptic number.

It is an amenable number.

71301201 is a deficient number, since it is larger than the sum of its proper divisors (23836719).

71301201 is a wasteful number, since it uses less digits than its factorization.

71301201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17415.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 71301201 is about 8444.0038488859. The cubic root of 71301201 is about 414.6664974370. Note that the first 3 decimals are identical.

Adding to 71301201 its reverse (10210317), we get a palindrome (81511518).

The spelling of 71301201 in words is "seventy-one million, three hundred one thousand, two hundred one".

Divisors: 1 3 1493 4479 15919 47757 23767067 71301201