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3848793925 = 52197781481
BaseRepresentation
bin1110010101100111…
…1110111101000101
3100221020011222201011
43211121332331011
530340242401200
61433525002221
7164243131354
oct34531767505
910836158634
103848793925
1116a55a8929
128b4b53371
134944bc872
1428723399b
15177d585ba
hexe567ef45

3848793925 has 12 divisors (see below), whose sum is σ = 4796736516. Its totient is φ = 3063401600.

The previous prime is 3848793917. The next prime is 3848793937. The reversal of 3848793925 is 5293978483.

3848793925 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1108690209 + 2740103716 = 33297^2 + 52346^2 .

It is not a de Polignac number, because 3848793925 - 23 = 3848793917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3848793925.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 385816 + ... + 395665.

It is an arithmetic number, because the mean of its divisors is an integer number (399728043).

Almost surely, 23848793925 is an apocalyptic number.

It is an amenable number.

3848793925 is a deficient number, since it is larger than the sum of its proper divisors (947942591).

3848793925 is a wasteful number, since it uses less digits than its factorization.

3848793925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781688 (or 781683 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 58.

The square root of 3848793925 is about 62038.6486393764. The cubic root of 3848793925 is about 1567.1415288814.

The spelling of 3848793925 in words is "three billion, eight hundred forty-eight million, seven hundred ninety-three thousand, nine hundred twenty-five".

Divisors: 1 5 25 197 985 4925 781481 3907405 19537025 153951757 769758785 3848793925