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5122530000 = 243254747173
BaseRepresentation
bin1001100010101001…
…11001101011010000
3111012222221111010100
410301110321223100
540442331430000
62204145332400
7240640533540
oct46124715320
914188844110
105122530000
112199597675
12bab637100
13638360253
14368479320
151eeaaba00
hex131539ad0

5122530000 has 600 divisors, whose sum is σ = 21029868288. Its totient is φ = 1139328000.

The previous prime is 5122529999. The next prime is 5122530001. The reversal of 5122530000 is 352215.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5122529999) and next prime (5122530001).

It is a tau number, because it is divible by the number of its divisors (600).

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 (5122530001) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 29609914 + ... + 29610086.

Almost surely, 25122530000 is an apocalyptic number.

5122530000 is a gapful number since it is divisible by the number (50) 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 5122530000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10514934144).

5122530000 is an abundant number, since it is smaller than the sum of its proper divisors (15907338288).

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

5122530000 is a wasteful number, since it uses less digits than its factorization.

5122530000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 237 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5122530000 is about 71571.8520090126. The cubic root of 5122530000 is about 1723.8315969320.

Adding to 5122530000 its reverse (352215), we get a palindrome (5122882215).

It can be divided in two parts, 51225 and 30000, that added together give a square (81225 = 2852).

The spelling of 5122530000 in words is "five billion, one hundred twenty-two million, five hundred thirty thousand".