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4769018420 = 2251931235497
BaseRepresentation
bin1000111000100000…
…10111001000110100
3110022100202020101212
410130100113020310
534231332042140
62105120340552
7226115662535
oct43420271064
913270666355
104769018420
112027a94141
12b11174758
135b00478ba
1433353668c
151cda2c765
hex11c417234

4769018420 has 24 divisors (see below), whose sum is σ = 10066837704. Its totient is φ = 1897721856.

The previous prime is 4769018407. The next prime is 4769018437. The reversal of 4769018420 is 248109674.

It can be written as a sum of positive squares in 4 ways, for example, as 133587364 + 4635431056 = 11558^2 + 68084^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613889 + ... + 621608.

It is an arithmetic number, because the mean of its divisors is an integer number (419451571).

Almost surely, 24769018420 is an apocalyptic number.

It is an amenable number.

4769018420 is an abundant number, since it is smaller than the sum of its proper divisors (5297819284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4769018420 is a wasteful number, since it uses less digits than its factorization.

4769018420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235699 (or 1235697 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 4769018420 is about 69058.0800486084. The cubic root of 4769018420 is about 1683.2282056579.

The spelling of 4769018420 in words is "four billion, seven hundred sixty-nine million, eighteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 193 386 772 965 1930 3860 1235497 2470994 4941988 6177485 12354970 24709940 238450921 476901842 953803684 1192254605 2384509210 4769018420