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2021002230 = 235135182057
BaseRepresentation
bin111100001110110…
…0000101111110110
312012211212112212110
41320131200233312
513114334032410
6532313031450
7101040143532
oct17035405766
95184775773
102021002230
11947891985
124849b5586
1326291ba10
141525a4bc2
15bc660720
hex78760bf6

2021002230 has 32 divisors (see below), whose sum is σ = 5223514464. Its totient is φ = 497477376.

The previous prime is 2021002219. The next prime is 2021002267. The reversal of 2021002230 is 322001202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2590639 + ... + 2591418.

It is an arithmetic number, because the mean of its divisors is an integer number (163234827).

Almost surely, 22021002230 is an apocalyptic number.

2021002230 is an abundant number, since it is smaller than the sum of its proper divisors (3202512234).

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

2021002230 is a wasteful number, since it uses less digits than its factorization.

2021002230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5182080.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2021002230 is about 44955.5583882572. The cubic root of 2021002230 is about 1264.3158939641.

Adding to 2021002230 its reverse (322001202), we get a palindrome (2343003432).

The spelling of 2021002230 in words is "two billion, twenty-one million, two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 5182057 10364114 15546171 25910285 31092342 51820570 67366741 77730855 134733482 155461710 202100223 336833705 404200446 673667410 1010501115 2021002230