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2020101434 = 213197521757
BaseRepresentation
bin111100001101000…
…0100110100111010
312012210011210012122
41320122010310322
513114121221214
6532241441242
7101026402361
oct17032046472
95183153178
102020101434
1194732711a
12484640222
132626949c0
1415240c7d8
15bc53388e
hex78684d3a

2020101434 has 32 divisors (see below), whose sum is σ = 3290441616. Its totient is φ = 924618240.

The previous prime is 2020101409. The next prime is 2020101487. The reversal of 2020101434 is 4341010202.

It can be written as a sum of positive squares in 8 ways, for example, as 1161787225 + 858314209 = 34085^2 + 29297^2 .

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, 2668184 + ... + 2668940.

Almost surely, 22020101434 is an apocalyptic number.

2020101434 is a deficient number, since it is larger than the sum of its proper divisors (1270340182).

2020101434 is a wasteful number, since it uses less digits than its factorization.

2020101434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2020101434 is about 44945.5385327621. The cubic root of 2020101434 is about 1264.1280234886.

Adding to 2020101434 its reverse (4341010202), we get a palindrome (6361111636).

The spelling of 2020101434 in words is "two billion, twenty million, one hundred one thousand, four hundred thirty-four".

Divisors: 1 2 13 26 197 394 521 757 1042 1514 2561 5122 6773 9841 13546 19682 102637 149129 205274 298258 394397 788794 1334281 1938677 2668562 3877354 5127161 10254322 77696209 155392418 1010050717 2020101434