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90435482427 = 3191586587411
BaseRepresentation
bin101010000111001011…
…1111111001100111011
322122102121022111201010
41110032113333030323
52440202440414202
6105313454125003
76351034626423
oct1241627771473
9278377274633
1090435482427
1135398521524
121563a7b0763
1386b31080a4
14453ca9b483
1525446ed76c
hex150e5ff33b

90435482427 has 8 divisors (see below), whose sum is σ = 126926992960. Its totient is φ = 57117146760.

The previous prime is 90435482413. The next prime is 90435482587. The reversal of 90435482427 is 72428453409.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 90435482427 - 26 = 90435482363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90435484427) 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 7 ways as a sum of consecutive naturals, for example, 793293649 + ... + 793293762.

It is an arithmetic number, because the mean of its divisors is an integer number (15865874120).

Almost surely, 290435482427 is an apocalyptic number.

90435482427 is a deficient number, since it is larger than the sum of its proper divisors (36491510533).

90435482427 is a wasteful number, since it uses less digits than its factorization.

90435482427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586587433.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 90435482427 in words is "ninety billion, four hundred thirty-five million, four hundred eighty-two thousand, four hundred twenty-seven".

Divisors: 1 3 19 57 1586587411 4759762233 30145160809 90435482427