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4977493015 = 511122973637
BaseRepresentation
bin1001010001010111…
…01000010000010111
3110211220000211210011
410220223220100113
540143214234030
62141524541051
7234226664305
oct45053502027
913756024704
104977493015
1121247351a0
12b6ab51787
136142ab351
143530c3275
151e1eacb2a
hex128ae8417

4977493015 has 16 divisors (see below), whose sum is σ = 6521381280. Its totient is φ = 3617000320.

The previous prime is 4977493013. The next prime is 4977493049. The reversal of 4977493015 is 5103947794.

It is not a de Polignac number, because 4977493015 - 21 = 4977493013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4977493015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4977493013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30777 + ... + 104413.

It is an arithmetic number, because the mean of its divisors is an integer number (407586330).

Almost surely, 24977493015 is an apocalyptic number.

4977493015 is a deficient number, since it is larger than the sum of its proper divisors (1543888265).

4977493015 is a wasteful number, since it uses less digits than its factorization.

4977493015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74882.

The product of its (nonzero) digits is 952560, while the sum is 49.

The square root of 4977493015 is about 70551.3501996950. The cubic root of 4977493015 is about 1707.4063269862.

The spelling of 4977493015 in words is "four billion, nine hundred seventy-seven million, four hundred ninety-three thousand, fifteen".

Divisors: 1 5 11 55 1229 6145 13519 67595 73637 368185 810007 4050035 90499873 452499365 995498603 4977493015