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2020120230 = 235257479547
BaseRepresentation
bin111100001101000…
…1001011010100110
312012210012201222210
41320122021122212
513114122321410
6532242104250
7101026511232
oct17032113246
95183181883
102020120230
1194733a257
1248464b086
132626a041b
141524155c2
15bc539220
hex786896a6

2020120230 has 64 divisors (see below), whose sum is σ = 4886231040. Its totient is φ = 534503424.

The previous prime is 2020120229. The next prime is 2020120231. The reversal of 2020120230 is 320210202.

It is an interprime number because it is at equal distance from previous prime (2020120229) and next prime (2020120231).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020120231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3692817 + ... + 3693363.

It is an arithmetic number, because the mean of its divisors is an integer number (76347360).

Almost surely, 22020120230 is an apocalyptic number.

2020120230 is an abundant number, since it is smaller than the sum of its proper divisors (2866110810).

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

2020120230 is a wasteful number, since it uses less digits than its factorization.

2020120230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293.

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

The square root of 2020120230 is about 44945.7476297814. The cubic root of 2020120230 is about 1264.1319441625.

Adding to 2020120230 its reverse (320210202), we get a palindrome (2340330432).

The spelling of 2020120230 in words is "two billion, twenty million, one hundred twenty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 257 479 514 547 771 958 1094 1285 1437 1542 1641 2395 2570 2735 2874 3282 3855 4790 5470 7185 7710 8205 14370 16410 123103 140579 246206 262013 281158 369309 421737 524026 615515 702895 738618 786039 843474 1231030 1310065 1405790 1572078 1846545 2108685 2620130 3693090 3930195 4217370 7860390 67337341 134674682 202012023 336686705 404024046 673373410 1010060115 2020120230