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4252513500 = 2233531959281
BaseRepresentation
bin1111110101111000…
…0011010011011100
3101222100212001212000
43331132003103130
532202120413000
61541550042300
7210244524354
oct37536032334
911870761760
104252513500
111892484374
129a81a9390
1352a0341a1
142c4ac5b64
1519d504000
hexfd7834dc

4252513500 has 384 divisors, whose sum is σ = 14781312000. Its totient is φ = 1052352000.

The previous prime is 4252513483. The next prime is 4252513553. The reversal of 4252513500 is 53152524.

It is a happy number.

4252513500 is a `hidden beast` number, since 4 + 2 + 525 + 135 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15133360 + ... + 15133640.

It is an arithmetic number, because the mean of its divisors is an integer number (38493000).

Almost surely, 24252513500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4252513500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7390656000).

4252513500 is an abundant number, since it is smaller than the sum of its proper divisors (10528798500).

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

4252513500 is a wasteful number, since it uses less digits than its factorization.

4252513500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 4252513500 is about 65211.2988676042. The cubic root of 4252513500 is about 1620.1251617975.

The spelling of 4252513500 in words is "four billion, two hundred fifty-two million, five hundred thirteen thousand, five hundred".