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5132010121 = 7733144303
BaseRepresentation
bin1001100011110010…
…00100001010001001
3111020122210010101221
410301321010022021
541002243310441
62205124442041
7241114236430
oct46171041211
914218703357
105132010121
1121a3982187
12bb2849321
1363a2cc2a4
14369826117
152008308d1
hex131e44289

5132010121 has 4 divisors (see below), whose sum is σ = 5865154432. Its totient is φ = 4398865812.

The previous prime is 5132010119. The next prime is 5132010131. The reversal of 5132010121 is 1210102315.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1210102315 = 5242020463.

It is a cyclic number.

It is not a de Polignac number, because 5132010121 - 21 = 5132010119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5132010095 and 5132010104.

It is not an unprimeable number, because it can be changed into a prime (5132010131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366572145 + ... + 366572158.

It is an arithmetic number, because the mean of its divisors is an integer number (1466288608).

Almost surely, 25132010121 is an apocalyptic number.

It is an amenable number.

5132010121 is a deficient number, since it is larger than the sum of its proper divisors (733144311).

5132010121 is an equidigital number, since it uses as much as digits as its factorization.

5132010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733144310.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 5132010121 is about 71638.0493941592. The cubic root of 5132010121 is about 1724.8943570114.

Adding to 5132010121 its reverse (1210102315), we get a palindrome (6342112436).

The spelling of 5132010121 in words is "five billion, one hundred thirty-two million, ten thousand, one hundred twenty-one".

Divisors: 1 7 733144303 5132010121