Search a number
-
+
80417760000 = 28354167537
BaseRepresentation
bin100101011100101000…
…1011010001100000000
321200120110012110222120
41022321101122030000
52304143421310000
6100535435404240
75544553452534
oct1127121321400
9250513173876
1080417760000
1131117802386
12137038b3680
137777854096
143c6c443bc4
152159ede6a0
hex12b945a300

80417760000 has 180 divisors, whose sum is σ = 267451631832. Its totient is φ = 21444608000.

The previous prime is 80417759999. The next prime is 80417760011. The reversal of 80417760000 is 6771408.

It is a super-2 number, since 2×804177600002 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 396232 + ... + 563768.

Almost surely, 280417760000 is an apocalyptic number.

80417760000 is a gapful number since it is divisible by the number (80) 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 80417760000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133725815916).

80417760000 is an abundant number, since it is smaller than the sum of its proper divisors (187033871832).

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

80417760000 is an equidigital number, since it uses as much as digits as its factorization.

80417760000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167576 (or 167547 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The spelling of 80417760000 in words is "eighty billion, four hundred seventeen million, seven hundred sixty thousand".