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8701012740 = 2235720716697
BaseRepresentation
bin10000001101001111…
…01110101100000100
3211110101111020121010
420012213232230010
5120304424401430
63555220522220
7425422250040
oct100647565404
924411436533
108701012740
113765549722
121829b50370
13a88848464
145c7827020
1535dd1ccb0
hex2069eeb04

8701012740 has 48 divisors (see below), whose sum is σ = 27843242112. Its totient is φ = 1988802816.

The previous prime is 8701012739. The next prime is 8701012753. The reversal of 8701012740 is 472101078.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 8701012698 and 8701012707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10357929 + ... + 10358768.

It is an arithmetic number, because the mean of its divisors is an integer number (580067544).

Almost surely, 28701012740 is an apocalyptic number.

It is an amenable number.

8701012740 is an abundant number, since it is smaller than the sum of its proper divisors (19142229372).

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

8701012740 is a wasteful number, since it uses less digits than its factorization.

8701012740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20716716 (or 20716714 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 30.

The square root of 8701012740 is about 93279.2192291509. The cubic root of 8701012740 is about 2056.7899181901.

The spelling of 8701012740 in words is "eight billion, seven hundred one million, twelve thousand, seven hundred forty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 20716697 41433394 62150091 82866788 103583485 124300182 145016879 207166970 248600364 290033758 310750455 414333940 435050637 580067516 621500910 725084395 870101274 1243001820 1450168790 1740202548 2175253185 2900337580 4350506370 8701012740