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4984006991 = 83569105533
BaseRepresentation
bin1001010010001000…
…11110100101001111
3110212100021210021112
410221010132211033
540201401210431
62142320322235
7234336234425
oct45104364517
913770253245
104984006991
112128384247
12b7117337b
1361574c282
14353cdb115
151e2847c2b
hex12911e94f

4984006991 has 8 divisors (see below), whose sum is σ = 5052967920. Its totient is φ = 4915258432.

The previous prime is 4984006913. The next prime is 4984006999. The reversal of 4984006991 is 1996004894.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4984006991 - 210 = 4984005967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4984006999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5540 + ... + 99993.

It is an arithmetic number, because the mean of its divisors is an integer number (631620990).

Almost surely, 24984006991 is an apocalyptic number.

4984006991 is a deficient number, since it is larger than the sum of its proper divisors (68960929).

4984006991 is a wasteful number, since it uses less digits than its factorization.

4984006991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106185.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 4984006991 is about 70597.4998919933. The cubic root of 4984006991 is about 1708.1508219619.

The spelling of 4984006991 in words is "four billion, nine hundred eighty-four million, six thousand, nine hundred ninety-one".

Divisors: 1 83 569 47227 105533 8759239 60048277 4984006991