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301230200131 = 743032885733
BaseRepresentation
bin1000110001000101011…
…10000001010101000011
31001210112020202200001221
410120202232001111003
514413404412401011
6350214440335511
730522523311550
oct4304256012503
91053466680057
10301230200131
1110682965a923
124a469474597
1322537968193
1410818693a27
157c806b2971
hex4622b81543

301230200131 has 4 divisors (see below), whose sum is σ = 344263085872. Its totient is φ = 258197314392.

The previous prime is 301230200107. The next prime is 301230200137. The reversal of 301230200131 is 131002032103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131002032103 = 409320298367.

It is a cyclic number.

It is not a de Polignac number, because 301230200131 - 237 = 163791246659 is a prime.

It is a super-2 number, since 2×3012302001312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (301230200137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21516442860 + ... + 21516442873.

It is an arithmetic number, because the mean of its divisors is an integer number (86065771468).

Almost surely, 2301230200131 is an apocalyptic number.

301230200131 is a deficient number, since it is larger than the sum of its proper divisors (43032885741).

301230200131 is an equidigital number, since it uses as much as digits as its factorization.

301230200131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43032885740.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 301230200131 its reverse (131002032103), we get a palindrome (432232232234).

The spelling of 301230200131 in words is "three hundred one billion, two hundred thirty million, two hundred thousand, one hundred thirty-one".

Divisors: 1 7 43032885733 301230200131