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4981529905 = 51190573271
BaseRepresentation
bin1001010001110110…
…00001110100110001
3110212011121221100121
410220323001310301
540200232424110
62142151250241
7234306206542
oct45073016461
913764557317
104981529905
112126a42170
12b70379981
13615092941
143538544c9
151e2508cda
hex128ec1d31

4981529905 has 8 divisors (see below), whose sum is σ = 6521275584. Its totient is φ = 3622930800.

The previous prime is 4981529899. The next prime is 4981529921. The reversal of 4981529905 is 5099251894.

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

It is not a de Polignac number, because 4981529905 - 29 = 4981529393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45286581 + ... + 45286690.

It is an arithmetic number, because the mean of its divisors is an integer number (815159448).

Almost surely, 24981529905 is an apocalyptic number.

It is an amenable number.

4981529905 is a deficient number, since it is larger than the sum of its proper divisors (1539745679).

4981529905 is a wasteful number, since it uses less digits than its factorization.

4981529905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90573287.

The product of its (nonzero) digits is 1166400, while the sum is 52.

The square root of 4981529905 is about 70579.9539883670. The cubic root of 4981529905 is about 1707.8677874696.

The spelling of 4981529905 in words is "four billion, nine hundred eighty-one million, five hundred twenty-nine thousand, nine hundred five".

Divisors: 1 5 11 55 90573271 452866355 996305981 4981529905