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2020125252 = 2231915691549
BaseRepresentation
bin111100001101000…
…1010101001000100
312012210012222212210
41320122022221010
513114123002002
6532242143420
7101026531665
oct17032125104
95183188783
102020125252
11947343002
12484651b70
132626a27b2
1415241736c
15bc53a96c
hex7868aa44

2020125252 has 48 divisors (see below), whose sum is σ = 4749696000. Its totient is φ = 668240640.

The previous prime is 2020125229. The next prime is 2020125257. The reversal of 2020125252 is 2525210202.

It is not an unprimeable number, because it can be changed into a prime (2020125257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1303374 + ... + 1304922.

It is an arithmetic number, because the mean of its divisors is an integer number (98952000).

Almost surely, 22020125252 is an apocalyptic number.

It is an amenable number.

2020125252 is an abundant number, since it is smaller than the sum of its proper divisors (2729570748).

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

2020125252 is a wasteful number, since it uses less digits than its factorization.

2020125252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316 (or 2314 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2020125252 is about 44945.8034971008. The cubic root of 2020125252 is about 1264.1329917017.

Adding to 2020125252 its reverse (2525210202), we get a palindrome (4545335454).

The spelling of 2020125252 in words is "two billion, twenty million, one hundred twenty-five thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 191 382 569 573 764 1138 1146 1549 1707 2276 2292 3098 3414 4647 6196 6828 9294 18588 108679 217358 295859 326037 434716 591718 652074 881381 887577 1183436 1304148 1762762 1775154 2644143 3525524 3550308 5288286 10576572 168343771 336687542 505031313 673375084 1010062626 2020125252