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4874798143 = 31157251553
BaseRepresentation
bin1001000101000111…
…11000010000111111
3110120201210101220101
410202203320100333
534440422020033
62123415501531
7231542046325
oct44243702077
913521711811
104874798143
112081772aa6
12b406878a7
135c8c33057
143435cdd15
151d7e7497d
hex1228f843f

4874798143 has 4 divisors (see below), whose sum is σ = 5032049728. Its totient is φ = 4717546560.

The previous prime is 4874798141. The next prime is 4874798167. The reversal of 4874798143 is 3418974784.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4874798143 - 21 = 4874798141 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 (4874798141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78625746 + ... + 78625807.

It is an arithmetic number, because the mean of its divisors is an integer number (1258012432).

Almost surely, 24874798143 is an apocalyptic number.

4874798143 is a deficient number, since it is larger than the sum of its proper divisors (157251585).

4874798143 is a wasteful number, since it uses less digits than its factorization.

4874798143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157251584.

The product of its digits is 5419008, while the sum is 55.

The square root of 4874798143 is about 69819.7546758795. The cubic root of 4874798143 is about 1695.5823181151.

The spelling of 4874798143 in words is "four billion, eight hundred seventy-four million, seven hundred ninety-eight thousand, one hundred forty-three".

Divisors: 1 31 157251553 4874798143