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90583830373 is a prime number
BaseRepresentation
bin101010001011100110…
…1111000111101100101
322122210221110100211111
41110113031320331211
52441003430032443
6105340313505021
76354515565631
oct1242715707545
9278727410744
1090583830373
1135464235533
1215680412171
138707a7903a
144554675dc1
15255275369d
hex1517378f65

90583830373 has 2 divisors, whose sum is σ = 90583830374. Its totient is φ = 90583830372.

The previous prime is 90583830371. The next prime is 90583830377. The reversal of 90583830373 is 37303838509.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63278911809 + 27304918564 = 251553^2 + 165242^2 .

It is a cyclic number.

It is not a de Polignac number, because 90583830373 - 21 = 90583830371 is a prime.

Together with 90583830371, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90583830371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45291915186 + 45291915187.

It is an arithmetic number, because the mean of its divisors is an integer number (45291915187).

Almost surely, 290583830373 is an apocalyptic number.

It is an amenable number.

90583830373 is a deficient number, since it is larger than the sum of its proper divisors (1).

90583830373 is an equidigital number, since it uses as much as digits as its factorization.

90583830373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 90583830373 in words is "ninety billion, five hundred eighty-three million, eight hundred thirty thousand, three hundred seventy-three".