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83103840000 = 28335419237
BaseRepresentation
bin100110101100101011…
…1111111011100000000
321221111122112111001000
41031121113333130000
52330144040340000
6102102151412000
76001250661546
oct1153127773400
9257448474030
1083103840000
1132275a51005
1214133384000
137ab51a592c
144045091d96
152265c25000
hex13595ff700

83103840000 has 360 divisors, whose sum is σ = 307108506320. Its totient is φ = 22159872000.

The previous prime is 83103839977. The next prime is 83103840011. The reversal of 83103840000 is 4830138.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4310382 + ... + 4329618.

Almost surely, 283103840000 is an apocalyptic number.

83103840000 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 83103840000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153554253160).

83103840000 is an abundant number, since it is smaller than the sum of its proper divisors (224004666320).

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

83103840000 is an equidigital number, since it uses as much as digits as its factorization.

83103840000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19282 (or 19247 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 83103840000 in words is "eighty-three billion, one hundred three million, eight hundred forty thousand".