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1423647086 = 219169322129
BaseRepresentation
bin101010011011011…
…0010000101101110
310200012211202122212
41110312302011232
510403423201321
6353133410422
750164541411
oct12466620556
93605752585
101423647086
11670680144
12338939a12
13198c3ac34
14d7109b78
1584eb655b
hex54db216e

1423647086 has 16 divisors (see below), whose sum is σ = 2249293200. Its totient is φ = 673930368.

The previous prime is 1423647073. The next prime is 1423647101. The reversal of 1423647086 is 6807463241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53270 + ... + 75398.

It is an arithmetic number, because the mean of its divisors is an integer number (140580825).

Almost surely, 21423647086 is an apocalyptic number.

1423647086 is a deficient number, since it is larger than the sum of its proper divisors (825646114).

1423647086 is a wasteful number, since it uses less digits than its factorization.

1423647086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23843.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 1423647086 is about 37731.2481373198. The cubic root of 1423647086 is about 1124.9523169255.

The spelling of 1423647086 in words is "one billion, four hundred twenty-three million, six hundred forty-seven thousand, eighty-six".

Divisors: 1 2 19 38 1693 3386 22129 32167 44258 64334 420451 840902 37464397 74928794 711823543 1423647086