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90130231430341 = 184014898115941
BaseRepresentation
bin10100011111100100010100…
…011011011000110011000101
3102211010100212210111101211021
4110133210110123120303011
543303143203221232331
6515405131241111141
724661460104413214
oct2437442433306305
9384110783441737
1090130231430341
112679a01aa52333
12a137a141884b1
133b3a323b0259b
14183847dbd307b
15a64762ba7211
hex51f9146d8cc5

90130231430341 has 4 divisors (see below), whose sum is σ = 90135129564684. Its totient is φ = 90125333296000.

The previous prime is 90130231430339. The next prime is 90130231430399. The reversal of 90130231430341 is 14303413203109.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 64007440216225 + 26122791214116 = 8000465^2 + 5111046^2 .

It is a cyclic number.

It is not a de Polignac number, because 90130231430341 - 21 = 90130231430339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90130231430297 and 90130231430306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90130231431341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2449039570 + ... + 2449076371.

It is an arithmetic number, because the mean of its divisors is an integer number (22533782391171).

Almost surely, 290130231430341 is an apocalyptic number.

It is an amenable number.

90130231430341 is a deficient number, since it is larger than the sum of its proper divisors (4898134343).

90130231430341 is a wasteful number, since it uses less digits than its factorization.

90130231430341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4898134342.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 90130231430341 in words is "ninety trillion, one hundred thirty billion, two hundred thirty-one million, four hundred thirty thousand, three hundred forty-one".

Divisors: 1 18401 4898115941 90130231430341