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2068725984 = 253132397743
BaseRepresentation
bin111101101001110…
…0100000011100000
312100011200011112220
41323103210003200
513214043212414
6541135551040
7102156611043
oct17323440340
95304604486
102068725984
119718184a6
1249898b480
1326c78b020
14158a68c5a
15c193aca9
hex7b4e40e0

2068725984 has 192 divisors, whose sum is σ = 6173604864. Its totient is φ = 601767936.

The previous prime is 2068725949. The next prime is 2068726021. The reversal of 2068725984 is 4895278602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2783917 + ... + 2784659.

It is an arithmetic number, because the mean of its divisors is an integer number (32154192).

Almost surely, 22068725984 is an apocalyptic number.

2068725984 is a gapful number since it is divisible by the number (24) 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 2068725984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3086802432).

2068725984 is an abundant number, since it is smaller than the sum of its proper divisors (4104878880).

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

2068725984 is a wasteful number, since it uses less digits than its factorization.

2068725984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889 (or 881 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 2068725984 is about 45483.2494881357. The cubic root of 2068725984 is about 1274.1903836627.

The spelling of 2068725984 in words is "two billion, sixty-eight million, seven hundred twenty-five thousand, nine hundred eighty-four".