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2040153500 = 2253711192789
BaseRepresentation
bin111100110011010…
…0100010110011100
312021011220112110202
41321212210112130
513134234403000
6534235323032
7101362006250
oct17146442634
95234815422
102040153500
11957682580
1248b2b0478
13266895a28
14154d4c260
15be194dd5
hex799a459c

2040153500 has 192 divisors, whose sum is σ = 5849625600. Its totient is φ = 602208000.

The previous prime is 2040153499. The next prime is 2040153553. The reversal of 2040153500 is 53510402.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 730106 + ... + 732894.

It is an arithmetic number, because the mean of its divisors is an integer number (30466800).

Almost surely, 22040153500 is an apocalyptic number.

2040153500 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 2040153500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2924812800).

2040153500 is an abundant number, since it is smaller than the sum of its proper divisors (3809472100).

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

2040153500 is a wasteful number, since it uses less digits than its factorization.

2040153500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2845 (or 2833 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2040153500 is about 45168.0584041422. The cubic root of 2040153500 is about 1268.2969505241.

Adding to 2040153500 its reverse (53510402), we get a palindrome (2093663902).

The spelling of 2040153500 in words is "two billion, forty million, one hundred fifty-three thousand, five hundred".