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4887954813 = 371991169647
BaseRepresentation
bin1001000110101100…
…00100010101111101
3110121122112211110110
410203112010111331
540002304023223
62125005500233
7232061634060
oct44326042575
913548484413
104887954813
112089139885
12b44b71679
135cb88b671
143452568d7
151d91c2d93
hex12358457d

4887954813 has 16 divisors (see below), whose sum is σ = 7485747200. Its totient is φ = 2779078896.

The previous prime is 4887954811. The next prime is 4887954821. The reversal of 4887954813 is 3184597884.

It is not a de Polignac number, because 4887954813 - 21 = 4887954811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4887954811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 580645 + ... + 589002.

It is an arithmetic number, because the mean of its divisors is an integer number (467859200).

Almost surely, 24887954813 is an apocalyptic number.

It is an amenable number.

4887954813 is a deficient number, since it is larger than the sum of its proper divisors (2597792387).

4887954813 is a wasteful number, since it uses less digits than its factorization.

4887954813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169856.

The product of its digits is 7741440, while the sum is 57.

The square root of 4887954813 is about 69913.9100108126. The cubic root of 4887954813 is about 1697.1063591842.

The spelling of 4887954813 in words is "four billion, eight hundred eighty-seven million, nine hundred fifty-four thousand, eight hundred thirteen".

Divisors: 1 3 7 21 199 597 1393 4179 1169647 3508941 8187529 24562587 232759753 698279259 1629318271 4887954813