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2402202020 = 225131916871
BaseRepresentation
bin1000111100101110…
…1011000110100100
320012102011111200012
42033023223012210
514404430431040
61034211305352
7113346244301
oct21713530644
96172144605
102402202020
111022a86a29
125705ab258
132c38aa01a
1418b0740a8
15e0d5d865
hex8f2eb1a4

2402202020 has 24 divisors (see below), whose sum is σ = 5083138368. Its totient is φ = 953544800.

The previous prime is 2402201969. The next prime is 2402202067. The reversal of 2402202020 is 202022042.

2402202020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2402201986 and 2402202004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455816 + ... + 461055.

It is an arithmetic number, because the mean of its divisors is an integer number (211797432).

Almost surely, 22402202020 is an apocalyptic number.

2402202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2402202020 is an abundant number, since it is smaller than the sum of its proper divisors (2680936348).

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

2402202020 is a wasteful number, since it uses less digits than its factorization.

2402202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917011 (or 917009 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 2402202020 is about 49012.2639754582. The cubic root of 2402202020 is about 1339.2752485365.

Adding to 2402202020 its reverse (202022042), we get a palindrome (2604224062).

The spelling of 2402202020 in words is "two billion, four hundred two million, two hundred two thousand, twenty".

Divisors: 1 2 4 5 10 20 131 262 524 655 1310 2620 916871 1833742 3667484 4584355 9168710 18337420 120110101 240220202 480440404 600550505 1201101010 2402202020