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70404680080 = 2457125722643
BaseRepresentation
bin100000110010001110…
…0100010100110010000
320201201121211022120201
41001210130202212100
52123142044230310
652202104344544
75041456622650
oct1014434424620
9221647738521
1070404680080
1127949674219
121178a475154
136840237217
14359c678360
151c70deae3a
hex1064722990

70404680080 has 40 divisors (see below), whose sum is σ = 187075294272. Its totient is φ = 24138747264.

The previous prime is 70404680057. The next prime is 70404680089. The reversal of 70404680080 is 8008640407.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (70404680089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62860762 + ... + 62861881.

Almost surely, 270404680080 is an apocalyptic number.

70404680080 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

70404680080 is an abundant number, since it is smaller than the sum of its proper divisors (116670614192).

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

70404680080 is a wasteful number, since it uses less digits than its factorization.

70404680080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125722663 (or 125722657 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The spelling of 70404680080 in words is "seventy billion, four hundred four million, six hundred eighty thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 125722643 251445286 502890572 628613215 880058501 1005781144 1257226430 1760117002 2011562288 2514452860 3520234004 4400292505 5028905720 7040468008 8800585010 10057811440 14080936016 17601170020 35202340040 70404680080