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201302413 = 1342136781
BaseRepresentation
bin10111111111110…
…10000110001101
3112000210012222221
423333322012031
5403013134123
631550335341
74663020334
oct1377720615
9460705887
10201302413
11a36a2534
12574ba551
1332922070
141ca40d1b
1512a1525d
hexbffa18d

201302413 has 8 divisors (see below), whose sum is σ = 217308056. Its totient is φ = 185371200.

The previous prime is 201302411. The next prime is 201302419. The reversal of 201302413 is 314203102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 48483369 + 152819044 = 6963^2 + 12362^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 201302413 - 21 = 201302411 is a prime.

It is a super-2 number, since 2×2013024132 = 81045322959245138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201302411) 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, 12918 + ... + 23863.

It is an arithmetic number, because the mean of its divisors is an integer number (27163507).

Almost surely, 2201302413 is an apocalyptic number.

It is an amenable number.

201302413 is a deficient number, since it is larger than the sum of its proper divisors (16005643).

201302413 is a wasteful number, since it uses less digits than its factorization.

201302413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37215.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 201302413 is about 14188.1081543665. The cubic root of 201302413 is about 586.0702282779.

Adding to 201302413 its reverse (314203102), we get a palindrome (515505515).

The spelling of 201302413 in words is "two hundred one million, three hundred two thousand, four hundred thirteen".

Divisors: 1 13 421 5473 36781 478153 15484801 201302413