Search a number
-
+
7290349360450 = 2521313980690087
BaseRepresentation
bin110101000010110101010…
…1011110001010101000010
3221210221122222111201102221
41222011222223301111002
51423421113414013300
623301050144001254
71351465440052312
oct152055253612502
927727588451387
107290349360450
112360902178282
12998b0330022a
1340b627c5ab20
141b2bd7797442
15c998aa0e31a
hex6a16aaf1542

7290349360450 has 48 divisors (see below), whose sum is σ = 14708189240640. Its totient is φ = 2672455648320.

The previous prime is 7290349360439. The next prime is 7290349360451. The reversal of 7290349360450 is 540639430927.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7290349360451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40254694 + ... + 40435393.

It is an arithmetic number, because the mean of its divisors is an integer number (306420609180).

Almost surely, 27290349360450 is an apocalyptic number.

7290349360450 is an abundant number, since it is smaller than the sum of its proper divisors (7417839880190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7290349360450 is a wasteful number, since it uses less digits than its factorization.

7290349360450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80690251 (or 80690246 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 52.

The spelling of 7290349360450 in words is "seven trillion, two hundred ninety billion, three hundred forty-nine million, three hundred sixty thousand, four hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 139 278 325 650 695 1390 1807 3475 3614 6950 9035 18070 45175 90350 80690087 161380174 403450435 806900870 1048971131 2017252175 2097942262 4034504350 5244855655 10489711310 11215922093 22431844186 26224278275 52448556550 56079610465 112159220930 145806987209 280398052325 291613974418 560796104650 729034936045 1458069872090 3645174680225 7290349360450