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7130037388 = 22171135091823
BaseRepresentation
bin1101010001111101…
…11011110010001100
3200101220102102112211
412220332323302030
5104100242144023
63135301240204
7341455214005
oct65076736214
920356372484
107130037388
1130297a1691
12146ba03064
13898235746
144b8d2a1ac
152bae53a0d
hex1a8fbbc8c

7130037388 has 48 divisors (see below), whose sum is σ = 13361967360. Its totient is φ = 3317264384.

The previous prime is 7130037379. The next prime is 7130037403. The reversal of 7130037388 is 8837300317.

It is a self number, because there is not a number n which added to its sum of digits gives 7130037388.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3910245 + ... + 3912067.

It is an arithmetic number, because the mean of its divisors is an integer number (278374320).

Almost surely, 27130037388 is an apocalyptic number.

It is an amenable number.

7130037388 is a deficient number, since it is larger than the sum of its proper divisors (6231929972).

7130037388 is a wasteful number, since it uses less digits than its factorization.

7130037388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466 (or 2464 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 7130037388 is about 84439.5487197794. The cubic root of 7130037388 is about 1924.7039416962.

The spelling of 7130037388 in words is "seven billion, one hundred thirty million, thirty-seven thousand, three hundred eighty-eight".

Divisors: 1 2 4 17 34 68 113 226 452 509 1018 1823 1921 2036 3646 3842 7292 7684 8653 17306 30991 34612 57517 61982 115034 123964 205999 230068 411998 823996 927907 977789 1855814 1955578 3501983 3711628 3911156 7003966 14007932 15774419 31548838 63097676 104853491 209706982 419413964 1782509347 3565018694 7130037388