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2252160000 = 21032541723
BaseRepresentation
bin1000011000111101…
…0011110000000000
312210221211120201100
42012033103300000
514103023110000
61011251334400
7106545021066
oct20617236000
95727746640
102252160000
11a56316162
1252a2b1400
1329b794c6c
14175178036
15d2ac1a00
hex863d3c00

2252160000 has 660 divisors, whose sum is σ = 8978338512. Its totient is φ = 540672000.

The previous prime is 2252159989. The next prime is 2252160007. The reversal of 2252160000 is 612522.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252160007) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 97919989 + ... + 97920011.

Almost surely, 22252160000 is an apocalyptic number.

2252160000 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 2252160000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4489169256).

2252160000 is an abundant number, since it is smaller than the sum of its proper divisors (6726178512).

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

2252160000 is a wasteful number, since it uses less digits than its factorization.

2252160000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 50 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2252160000 is about 47456.9278398845. The cubic root of 2252160000 is about 1310.7898816171.

Adding to 2252160000 its reverse (612522), we get a palindrome (2252772522).

The spelling of 2252160000 in words is "two billion, two hundred fifty-two million, one hundred sixty thousand".