Search a number
-
+
8330223718745 = 515126393418043
BaseRepresentation
bin111100100111000100000…
…0001101001000101011001
31002111100202121120102101222
41321032020001221011121
52042440244232444440
625414504004221425
71516560465212645
oct171161001510531
932440677512358
108330223718745
112721912136795
12b2655309a875
134856c92580c6
1420b283823c25
15e6a4cbe02b5
hex79388069159

8330223718745 has 16 divisors (see below), whose sum is σ = 10062874242432. Its totient is φ = 6619778678400.

The previous prime is 8330223718669. The next prime is 8330223718777. The reversal of 8330223718745 is 5478173220338.

It is a de Polignac number, because none of the positive numbers 2k-8330223718745 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19717694 + ... + 20135736.

It is an arithmetic number, because the mean of its divisors is an integer number (628929640152).

Almost surely, 28330223718745 is an apocalyptic number.

It is an amenable number.

8330223718745 is a deficient number, since it is larger than the sum of its proper divisors (1732650523687).

8330223718745 is a wasteful number, since it uses less digits than its factorization.

8330223718745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444592.

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 8330223718745 in words is "eight trillion, three hundred thirty billion, two hundred twenty-three million, seven hundred eighteen thousand, seven hundred forty-five".

Divisors: 1 5 151 755 26393 131965 418043 2090215 3985343 19926715 63124493 315622465 11033408899 55167044495 1666044743749 8330223718745