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4870621369 = 29598128081
BaseRepresentation
bin1001000100100111…
…11100100010111001
3110120102221012110001
410202103330202321
534433334340434
62123150153001
7231461412205
oct44223744271
913512835401
104870621369
11207a37aa19
12b3b1b2761
135c80ccba3
14342c23b05
151d78ec114
hex1224fc8b9

4870621369 has 8 divisors (see below), whose sum is σ = 5039595720. Its totient is φ = 4701715200.

The previous prime is 4870621361. The next prime is 4870621403. The reversal of 4870621369 is 9631260784.

It can be written as a sum of positive squares in 4 ways, for example, as 6953769 + 4863667600 = 2637^2 + 69740^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4870621369 - 23 = 4870621361 is a prime.

It is a super-2 number, since 2×48706213692 = 47445905040318868322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4870621361) 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, 159409 + ... + 187489.

It is an arithmetic number, because the mean of its divisors is an integer number (629949465).

Almost surely, 24870621369 is an apocalyptic number.

It is an amenable number.

4870621369 is a deficient number, since it is larger than the sum of its proper divisors (168974351).

4870621369 is a wasteful number, since it uses less digits than its factorization.

4870621369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34091.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 4870621369 is about 69789.8371469657. The cubic root of 4870621369 is about 1695.0979159882.

The spelling of 4870621369 in words is "four billion, eight hundred seventy million, six hundred twenty-one thousand, three hundred sixty-nine".

Divisors: 1 29 5981 28081 173449 814349 167952461 4870621369