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2020212534 = 23530963421
BaseRepresentation
bin111100001101001…
…1111111100110110
312012210101102121110
41320122133330312
513114133300114
6532244055450
7101030344314
oct17032377466
95183342543
102020212534
119473a263a
12484694586
13262703442
1415243b0b4
15bc556759
hex7869ff36

2020212534 has 16 divisors (see below), whose sum is σ = 4041249840. Its totient is φ = 673266720.

The previous prime is 2020212503. The next prime is 2020212559. The reversal of 2020212534 is 4352120202.

It is a self number, because there is not a number n which added to its sum of digits gives 2020212534.

It is a congruent number.

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, 144 + ... + 63564.

It is an arithmetic number, because the mean of its divisors is an integer number (252578115).

Almost surely, 22020212534 is an apocalyptic number.

2020212534 is an abundant number, since it is smaller than the sum of its proper divisors (2021037306).

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

2020212534 is a wasteful number, since it uses less digits than its factorization.

2020212534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68735.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2020212534 is about 44946.7744560163. The cubic root of 2020212534 is about 1264.1511975805.

Adding to 2020212534 its reverse (4352120202), we get a palindrome (6372332736).

The spelling of 2020212534 in words is "two billion, twenty million, two hundred twelve thousand, five hundred thirty-four".

Divisors: 1 2 3 6 5309 10618 15927 31854 63421 126842 190263 380526 336702089 673404178 1010106267 2020212534