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2152033040 = 24543625591
BaseRepresentation
bin1000000001000101…
…0110101100010000
312112222102121100102
42000101112230100
513401410024130
6553313311532
7104220656543
oct20021265420
95488377312
102152033040
11a04848303
125008655a8
13283b08741
14165b5285a
15c8de4645
hex80456b10

2152033040 has 40 divisors (see below), whose sum is σ = 5119844928. Its totient is φ = 840792960.

The previous prime is 2152033003. The next prime is 2152033063. The reversal of 2152033040 is 403302512.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

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

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, 309356 + ... + 316235.

Almost surely, 22152033040 is an apocalyptic number.

2152033040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2152033040 is an abundant number, since it is smaller than the sum of its proper divisors (2967811888).

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

2152033040 is a wasteful number, since it uses less digits than its factorization.

2152033040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625647 (or 625641 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2152033040 is about 46390.0101314928. The cubic root of 2152033040 is about 1291.0695694526.

Adding to 2152033040 its reverse (403302512), we get a palindrome (2555335552).

The spelling of 2152033040 in words is "two billion, one hundred fifty-two million, thirty-three thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 40 43 80 86 172 215 344 430 688 860 1720 3440 625591 1251182 2502364 3127955 5004728 6255910 10009456 12511820 25023640 26900413 50047280 53800826 107601652 134502065 215203304 269004130 430406608 538008260 1076016520 2152033040