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315441401 = 11191509289
BaseRepresentation
bin10010110011010…
…100000011111001
3210222120002020212
4102303110003321
51121223111101
651145000505
710550131142
oct2263240371
9728502225
10315441401
11152070880
1289783135
1350476322
142dc72ac9
151ca5e1bb
hex12cd40f9

315441401 has 8 divisors (see below), whose sum is σ = 362229600. Its totient is φ = 271671840.

The previous prime is 315441383. The next prime is 315441479. The reversal of 315441401 is 104144513.

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

It is a de Polignac number, because none of the positive numbers 2k-315441401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315441601) 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, 754436 + ... + 754853.

It is an arithmetic number, because the mean of its divisors is an integer number (45278700).

Almost surely, 2315441401 is an apocalyptic number.

It is an amenable number.

315441401 is a deficient number, since it is larger than the sum of its proper divisors (46788199).

315441401 is a wasteful number, since it uses less digits than its factorization.

315441401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509319.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 315441401 is about 17760.6700605580. The cubic root of 315441401 is about 680.7268762858.

Adding to 315441401 its reverse (104144513), we get a palindrome (419585914).

The spelling of 315441401 in words is "three hundred fifteen million, four hundred forty-one thousand, four hundred one".

Divisors: 1 11 19 209 1509289 16602179 28676491 315441401