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4899542020 = 2251632296563
BaseRepresentation
bin1001001000000100…
…10001010000000100
3110122110100112010021
410210002101100010
540013240321040
62130102104524
7232262264032
oct44402212004
913573315107
104899542020
11209473348a
12b48a1b144
136010b77b9
143469d1552
151da21124a
hex124091404

4899542020 has 48 divisors (see below), whose sum is σ = 10398951360. Its totient is φ = 1938992256.

The previous prime is 4899542009. The next prime is 4899542023. The reversal of 4899542020 is 202459984.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4899542023) 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, 743259 + ... + 749821.

It is an arithmetic number, because the mean of its divisors is an integer number (216644820).

Almost surely, 24899542020 is an apocalyptic number.

It is an amenable number.

4899542020 is an abundant number, since it is smaller than the sum of its proper divisors (5499409340).

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

4899542020 is a wasteful number, since it uses less digits than its factorization.

4899542020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964 (or 6962 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 4899542020 is about 69996.7286378442. The cubic root of 4899542020 is about 1698.4463336756.

The spelling of 4899542020 in words is "four billion, eight hundred ninety-nine million, five hundred forty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 163 229 326 458 652 815 916 1145 1630 2290 3260 4580 6563 13126 26252 32815 37327 65630 74654 131260 149308 186635 373270 746540 1069769 1502927 2139538 3005854 4279076 5348845 6011708 7514635 10697690 15029270 21395380 30058540 244977101 489954202 979908404 1224885505 2449771010 4899542020