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4998405885 = 3511235324851
BaseRepresentation
bin1001010011110110…
…11001111011111101
3110220100101022211220
410221323121323331
540214042442020
62143553103553
7234602514624
oct45173317375
913810338756
104998405885
112135519360
12b75b57bb9
13618721125
14355ba86bb
151e3c3e240
hex129ed9efd

4998405885 has 64 divisors (see below), whose sum is σ = 9275959296. Its totient is φ = 2274272000.

The previous prime is 4998405857. The next prime is 4998405911. The reversal of 4998405885 is 5885048994.

4998405885 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4998405885 - 210 = 4998404861 is a prime.

It is a super-2 number, since 2×49984058852 = 49968122782405266450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 188710 + ... + 213560.

It is an arithmetic number, because the mean of its divisors is an integer number (144936864).

Almost surely, 24998405885 is an apocalyptic number.

It is an amenable number.

4998405885 is a deficient number, since it is larger than the sum of its proper divisors (4277553411).

4998405885 is a wasteful number, since it uses less digits than its factorization.

4998405885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24946.

The product of its (nonzero) digits is 16588800, while the sum is 60.

The square root of 4998405885 is about 70699.4051247958. The cubic root of 4998405885 is about 1709.7942008067.

The spelling of 4998405885 in words is "four billion, nine hundred ninety-eight million, four hundred five thousand, eight hundred eighty-five".

Divisors: 1 3 5 11 15 23 33 53 55 69 115 159 165 253 265 345 583 759 795 1219 1265 1749 2915 3657 3795 6095 8745 13409 18285 24851 40227 67045 74553 124255 201135 273361 372765 571573 820083 1317103 1366805 1714719 2857865 3951309 4100415 6287303 6585515 8573595 14488133 18861909 19756545 30293369 31436515 43464399 72440665 90880107 94309545 151466845 217321995 333227059 454400535 999681177 1666135295 4998405885