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4975297153 = 21372328169
BaseRepresentation
bin1001010001000110…
…10000001010000001
3110211201220021121221
410220203100022001
540142134002103
62141405515041
7234202220341
oct45043201201
913751807557
104975297153
112123475432
12b6a272a81
136139bca18
14352ab0d21
151e1bc71bd
hex1288d0281

4975297153 has 4 divisors (see below), whose sum is σ = 4977627460. Its totient is φ = 4972966848.

The previous prime is 4975297147. The next prime is 4975297157. The reversal of 4975297153 is 3517925794.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2350989169 + 2624307984 = 48487^2 + 51228^2 .

It is a cyclic number.

It is not a de Polignac number, because 4975297153 - 213 = 4975288961 is a prime.

It is a super-3 number, since 3×49752971533 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4975297153.

It is not an unprimeable number, because it can be changed into a prime (4975297157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161948 + ... + 1166221.

It is an arithmetic number, because the mean of its divisors is an integer number (1244406865).

Almost surely, 24975297153 is an apocalyptic number.

It is an amenable number.

4975297153 is a deficient number, since it is larger than the sum of its proper divisors (2330307).

4975297153 is a wasteful number, since it uses less digits than its factorization.

4975297153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2330306.

The product of its digits is 2381400, while the sum is 52.

The square root of 4975297153 is about 70535.7863286431. The cubic root of 4975297153 is about 1707.1552112719.

The spelling of 4975297153 in words is "four billion, nine hundred seventy-five million, two hundred ninety-seven thousand, one hundred fifty-three".

Divisors: 1 2137 2328169 4975297153