Search a number
-
+
7487428023041 = 12495994738209
BaseRepresentation
bin110110011110100110101…
…1111001101001100000001
3222111210100201210002101112
41230331031133031030001
51440133223033214131
623531402115413105
71401643306046531
oct154751537151401
928453321702345
107487428023041
112427444a1643a
12a0b1445b4195
134240a4c78185
141bc5718ab4c1
15ceb7277c02b
hex6cf4d7cd301

7487428023041 has 4 divisors (see below), whose sum is σ = 7493422762500. Its totient is φ = 7481433283584.

The previous prime is 7487428023001. The next prime is 7487428023059. The reversal of 7487428023041 is 1403208247847.

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 6114146382400 + 1373281640641 = 2472680^2 + 1171871^2 .

It is a cyclic number.

It is not a de Polignac number, because 7487428023041 - 226 = 7487360914177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7487428023001) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2997367856 + ... + 2997370353.

It is an arithmetic number, because the mean of its divisors is an integer number (1873355690625).

Almost surely, 27487428023041 is an apocalyptic number.

It is an amenable number.

7487428023041 is a deficient number, since it is larger than the sum of its proper divisors (5994739459).

7487428023041 is a wasteful number, since it uses less digits than its factorization.

7487428023041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5994739458.

The product of its (nonzero) digits is 2408448, while the sum is 50.

The spelling of 7487428023041 in words is "seven trillion, four hundred eighty-seven billion, four hundred twenty-eight million, twenty-three thousand, forty-one".

Divisors: 1 1249 5994738209 7487428023041