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2032004020 = 2251922291229
BaseRepresentation
bin111100100011101…
…1110101110110100
312020121120111111011
41321013132232310
513130143112040
6533344522004
7101232514654
oct17107365664
95217514434
102032004020
11953016772
12488620304
13264ca1557
14153c2a364
15bd5d53ea
hex791debb4

2032004020 has 72 divisors (see below), whose sum is σ = 4526965800. Its totient is φ = 766036224.

The previous prime is 2032004003. The next prime is 2032004021. The reversal of 2032004020 is 204002302.

It can be written as a sum of positive squares in 4 ways, for example, as 1281353616 + 750650404 = 35796^2 + 27398^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032004021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1652766 + ... + 1653994.

It is an arithmetic number, because the mean of its divisors is an integer number (62874525).

Almost surely, 22032004020 is an apocalyptic number.

2032004020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2032004020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2263482900).

2032004020 is an abundant number, since it is smaller than the sum of its proper divisors (2494961780).

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

2032004020 is a wasteful number, since it uses less digits than its factorization.

2032004020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505 (or 1484 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 2032004020 is about 45077.7552679811. The cubic root of 2032004020 is about 1266.6059415333.

Adding to 2032004020 its reverse (204002302), we get a palindrome (2236006322).

The spelling of 2032004020 in words is "two billion, thirty-two million, four thousand, twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 229 361 380 458 722 916 1145 1229 1444 1805 2290 2458 3610 4351 4580 4916 6145 7220 8702 12290 17404 21755 23351 24580 43510 46702 82669 87020 93404 116755 165338 233510 281441 330676 413345 443669 467020 562882 826690 887338 1125764 1407205 1653380 1774676 2218345 2814410 4436690 5347379 5628820 8873380 10694758 21389516 26736895 53473790 101600201 106947580 203200402 406400804 508001005 1016002010 2032004020