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2988500996250 = 2325472111753547
BaseRepresentation
bin101011011111010000100…
…010100101000010011010
3101120200211202212100202100
4223133100202211002122
5342430422223340000
610204522015544230
7425624561223600
oct53372042450232
911520752770670
102988500996250
11a524639a1aa0
12403236b2b076
13188a7840ba83
14a4903a4d870
1552b0ee86a00
hex2b7d08a509a

2988500996250 has 1440 divisors, whose sum is σ = 11097331667136. Its totient is φ = 572382720000.

The previous prime is 2988500996153. The next prime is 2988500996279. The reversal of 2988500996250 is 526990058892.

2988500996250 is a `hidden beast` number, since 29 + 88 + 500 + 9 + 9 + 6 + 25 + 0 = 666.

It is a super-2 number, since 2×29885009962502 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon 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 719 ways as a sum of consecutive naturals, for example, 5463438477 + ... + 5463439023.

Almost surely, 22988500996250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2988500996250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5548665833568).

2988500996250 is an abundant number, since it is smaller than the sum of its proper divisors (8108830670886).

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

2988500996250 is a wasteful number, since it uses less digits than its factorization.

2988500996250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 645 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 63.

The spelling of 2988500996250 in words is "two trillion, nine hundred eighty-eight billion, five hundred million, nine hundred ninety-six thousand, two hundred fifty".