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231460201 = 7231437641
BaseRepresentation
bin11011100101111…
…00110101101001
3121010112101201001
431302330311221
5433223211301
634544555001
75510244040
oct1562746551
9533471631
10231460201
11109720525
1265622a61
1338c50acb
1422a51557
15154c0c01
hexdcbcd69

231460201 has 8 divisors (see below), whose sum is σ = 276027264. Its totient is φ = 189768480.

The previous prime is 231460193. The next prime is 231460217. The reversal of 231460201 is 102064132.

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 231460201 - 23 = 231460193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231460231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718660 + ... + 718981.

It is an arithmetic number, because the mean of its divisors is an integer number (34503408).

Almost surely, 2231460201 is an apocalyptic number.

It is an amenable number.

231460201 is a deficient number, since it is larger than the sum of its proper divisors (44567063).

231460201 is a wasteful number, since it uses less digits than its factorization.

231460201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437671.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 231460201 is about 15213.8161221963. The cubic root of 231460201 is about 613.9864336854.

The spelling of 231460201 in words is "two hundred thirty-one million, four hundred sixty thousand, two hundred one".

Divisors: 1 7 23 161 1437641 10063487 33065743 231460201