Search a number
-
+
6992532480780 = 223257113359150197
BaseRepresentation
bin110010111000001001101…
…1010100010001100001100
3220202110221121111200210100
41211300103122202030030
51404031201303341110
622512154114411100
71321123321254150
oct145602332421414
926673847450710
106992532480780
112256575321660
1294b248b90a90
133b95155007c2
141a262457b060
15c1d59d35bc0
hex65c136a230c

6992532480780 has 288 divisors, whose sum is σ = 26452535316480. Its totient is φ = 1452551523840.

The previous prime is 6992532480779. The next prime is 6992532480841. The reversal of 6992532480780 is 870842352996.

6992532480780 is a `hidden beast` number, since 6 + 9 + 92 + 532 + 4 + 8 + 0 + 7 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 46480642 + ... + 46630838.

It is an arithmetic number, because the mean of its divisors is an integer number (91849080960).

Almost surely, 26992532480780 is an apocalyptic number.

6992532480780 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6992532480780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13226267658240).

6992532480780 is an abundant number, since it is smaller than the sum of its proper divisors (19460002835700).

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

6992532480780 is a wasteful number, since it uses less digits than its factorization.

6992532480780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153589 (or 153584 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 6992532480780 in words is "six trillion, nine hundred ninety-two billion, five hundred thirty-two million, four hundred eighty thousand, seven hundred eighty".