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214300200431 = 171272781567
BaseRepresentation
bin1100011110010101001…
…0011000110111101111
3202111010221122010122102
43013211102120313233
512002341322403211
6242240445005315
721324362435312
oct3074522306757
9674127563572
10214300200431
118297a970469
123564885383b
1317292b99135
14a52d3c0979
155893b05a3b
hex31e5498def

214300200431 has 12 divisors (see below), whose sum is σ = 228707117568. Its totient is φ = 200105906112.

The previous prime is 214300200427. The next prime is 214300200487. The reversal of 214300200431 is 134002003412.

It is not a de Polignac number, because 214300200431 - 22 = 214300200427 is a prime.

It is a super-2 number, since 2×2143002004312 (a number of 23 digits) 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 (214300200131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116591 + ... + 664976.

It is an arithmetic number, because the mean of its divisors is an integer number (19058926464).

Almost surely, 2214300200431 is an apocalyptic number.

214300200431 is a deficient number, since it is larger than the sum of its proper divisors (14406917137).

214300200431 is an equidigital number, since it uses as much as digits as its factorization.

214300200431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781838 (or 781711 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 214300200431 its reverse (134002003412), we get a palindrome (348302203843).

The spelling of 214300200431 in words is "two hundred fourteen billion, three hundred million, two hundred thousand, four hundred thirty-one".

Divisors: 1 17 127 2159 16129 274193 781567 13286639 99259009 1687403153 12605894143 214300200431