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4831390293 = 31794733143
BaseRepresentation
bin1000111111111100…
…10010101001010101
3110110201010001112020
410133332102221111
534343313442133
62115225243353
7230504065662
oct43776225125
913421101466
104831390293
11205a215044
12b2a033559
135bcc45332
1433b930a69
151d424d0b3
hex11ff92a55

4831390293 has 8 divisors (see below), whose sum is σ = 6820786368. Its totient is φ = 3031460544.

The previous prime is 4831390283. The next prime is 4831390313. The reversal of 4831390293 is 3920931384.

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

It is not a de Polignac number, because 4831390293 - 29 = 4831389781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4831390273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47366521 + ... + 47366622.

It is an arithmetic number, because the mean of its divisors is an integer number (852598296).

Almost surely, 24831390293 is an apocalyptic number.

It is an amenable number.

4831390293 is a deficient number, since it is larger than the sum of its proper divisors (1989396075).

4831390293 is a wasteful number, since it uses less digits than its factorization.

4831390293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94733163.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 4831390293 is about 69508.2030626602. The cubic root of 4831390293 is about 1690.5345102695.

The spelling of 4831390293 in words is "four billion, eight hundred thirty-one million, three hundred ninety thousand, two hundred ninety-three".

Divisors: 1 3 17 51 94733143 284199429 1610463431 4831390293