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2130313124 = 22532578281
BaseRepresentation
bin111111011111001…
…1111111110100100
312111110120010020002
41332332133332210
513330330004444
6551220000432
7103535235302
oct17676377644
95443503202
102130313124
119a3562865
124b5530118
1327c472514
14162cdb272
15c7053d4e
hex7ef9ffa4

2130313124 has 6 divisors (see below), whose sum is σ = 3728047974. Its totient is φ = 1065156560.

The previous prime is 2130313103. The next prime is 2130313151. The reversal of 2130313124 is 4213130312.

It can be written as a sum of positive squares in only one way, i.e., 1167452224 + 962860900 = 34168^2 + 31030^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2130313096 and 2130313105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266289137 + ... + 266289144.

It is an arithmetic number, because the mean of its divisors is an integer number (621341329).

Almost surely, 22130313124 is an apocalyptic number.

It is an amenable number.

2130313124 is a deficient number, since it is larger than the sum of its proper divisors (1597734850).

2130313124 is a wasteful number, since it uses less digits than its factorization.

2130313124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532578285 (or 532578283 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2130313124 is about 46155.3152302094. The cubic root of 2130313124 is about 1286.7113967226.

Adding to 2130313124 its reverse (4213130312), we get a palindrome (6343443436).

The spelling of 2130313124 in words is "two billion, one hundred thirty million, three hundred thirteen thousand, one hundred twenty-four".

Divisors: 1 2 4 532578281 1065156562 2130313124