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2388048789 = 37113716609
BaseRepresentation
bin1000111001010110…
…1011101110010101
320011102112110002110
42032111223232111
514342320030124
61032544101233
7113115036240
oct21625535625
96142473073
102388048789
111015a9a445
12567904819
132c0992c29
1418922c257
15de9b5029
hex8e56bb95

2388048789 has 8 divisors (see below), whose sum is σ = 3638931520. Its totient is φ = 1364599296.

The previous prime is 2388048787. The next prime is 2388048799. The reversal of 2388048789 is 9878408832.

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

It is not a de Polignac number, because 2388048789 - 21 = 2388048787 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2388048787) 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, 56858284 + ... + 56858325.

It is an arithmetic number, because the mean of its divisors is an integer number (454866440).

Almost surely, 22388048789 is an apocalyptic number.

It is an amenable number.

2388048789 is a deficient number, since it is larger than the sum of its proper divisors (1250882731).

2388048789 is a wasteful number, since it uses less digits than its factorization.

2388048789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113716619.

The product of its (nonzero) digits is 6193152, while the sum is 57.

The square root of 2388048789 is about 48867.6660891432. Note that the first 3 decimals coincide. The cubic root of 2388048789 is about 1336.6398303564.

The spelling of 2388048789 in words is "two billion, three hundred eighty-eight million, forty-eight thousand, seven hundred eighty-nine".

Divisors: 1 3 7 21 113716609 341149827 796016263 2388048789