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2690489283 = 37481119881
BaseRepresentation
bin1010000001011101…
…1001101111000011
320221111122000110020
42200113121233003
521002231124113
61122550304523
7123446532036
oct24027315703
96844560406
102690489283
111160790469
12631058143
1333b5367c1
141b747901d
1510b307023
hexa05d9bc3

2690489283 has 8 divisors (see below), whose sum is σ = 3587828496. Its totient is φ = 1793404800.

The previous prime is 2690489227. The next prime is 2690489293. The reversal of 2690489283 is 3829840962.

2690489283 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2690489283 - 28 = 2690489027 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2690489293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37498 + ... + 82383.

It is an arithmetic number, because the mean of its divisors is an integer number (448478562).

Almost surely, 22690489283 is an apocalyptic number.

2690489283 is a deficient number, since it is larger than the sum of its proper divisors (897339213).

2690489283 is a wasteful number, since it uses less digits than its factorization.

2690489283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127365.

The product of its (nonzero) digits is 1492992, while the sum is 51.

The square root of 2690489283 is about 51869.9265760036. The cubic root of 2690489283 is about 1390.8397325758.

The spelling of 2690489283 in words is "two billion, six hundred ninety million, four hundred eighty-nine thousand, two hundred eighty-three".

Divisors: 1 3 7481 22443 119881 359643 896829761 2690489283