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2113312301 = 5339873817
BaseRepresentation
bin111110111110110…
…1001011000101101
312110021120101110222
41331331221120231
513312001443201
6545411341125
7103240600232
oct17575513055
95407511428
102113312301
11994a008a1
124ab8b17a5
13278a9c269
14160953789
15c57e691b
hex7df6962d

2113312301 has 4 divisors (see below), whose sum is σ = 2153186172. Its totient is φ = 2073438432.

The previous prime is 2113312261. The next prime is 2113312309. The reversal of 2113312301 is 1032133112.

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 1042321225 + 1070991076 = 32285^2 + 32726^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2113312301 is a prime.

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 2113312301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113312309) 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, 19936856 + ... + 19936961.

It is an arithmetic number, because the mean of its divisors is an integer number (538296543).

Almost surely, 22113312301 is an apocalyptic number.

It is an amenable number.

2113312301 is a deficient number, since it is larger than the sum of its proper divisors (39873871).

2113312301 is an equidigital number, since it uses as much as digits as its factorization.

2113312301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39873870.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 2113312301 is about 45970.7765977474. The cubic root of 2113312301 is about 1283.2794124906.

Adding to 2113312301 its reverse (1032133112), we get a palindrome (3145445413).

The spelling of 2113312301 in words is "two billion, one hundred thirteen million, three hundred twelve thousand, three hundred one".

Divisors: 1 53 39873817 2113312301