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90130684382 = 2188923856719
BaseRepresentation
bin101001111110000110…
…1010001100111011110
322121122100210011101122
41103330031101213132
52434041423400012
6105223325210542
76340344114404
oct1237415214736
9277570704348
1090130684382
1135251470212
1215574700a52
138664c1a40b
1445103d9474
152527a92e72
hex14fc3519de

90130684382 has 8 divisors (see below), whose sum is σ = 135267602400. Its totient is φ = 45041483584.

The previous prime is 90130684367. The next prime is 90130684409. The reversal of 90130684382 is 28348603109.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11924582 + ... + 11932137.

It is an arithmetic number, because the mean of its divisors is an integer number (16908450300).

Almost surely, 290130684382 is an apocalyptic number.

90130684382 is a deficient number, since it is larger than the sum of its proper divisors (45136918018).

90130684382 is a wasteful number, since it uses less digits than its factorization.

90130684382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23858610.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 90130684382 in words is "ninety billion, one hundred thirty million, six hundred eighty-four thousand, three hundred eighty-two".

Divisors: 1 2 1889 3778 23856719 47713438 45065342191 90130684382