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2038387220 = 2251019100019
BaseRepresentation
bin111100101111111…
…0101001000010100
312021001120210120222
41321133311020110
513133311342340
6534133413512
7101341001612
oct17137651024
95231523528
102038387220
11956686541
1248a79a298
132663c7aac
14154a0c6b2
15bde468b5
hex797f5214

2038387220 has 24 divisors (see below), whose sum is σ = 4284856800. Its totient is φ = 814546592.

The previous prime is 2038387181. The next prime is 2038387277. The reversal of 2038387220 is 227838302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29630 + ... + 70389.

It is an arithmetic number, because the mean of its divisors is an integer number (178535700).

Almost surely, 22038387220 is an apocalyptic number.

2038387220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2038387220 is an abundant number, since it is smaller than the sum of its proper divisors (2246469580).

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

2038387220 is a wasteful number, since it uses less digits than its factorization.

2038387220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101047 (or 101045 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 2038387220 is about 45148.5018577582. The cubic root of 2038387220 is about 1267.9308319404.

The spelling of 2038387220 in words is "two billion, thirty-eight million, three hundred eighty-seven thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 1019 2038 4076 5095 10190 20380 100019 200038 400076 500095 1000190 2000380 101919361 203838722 407677444 509596805 1019193610 2038387220