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8006131004 = 2219448123509
BaseRepresentation
bin1110111010011001…
…11101110100111100
3202122221221121001112
413131030331310330
5112344032143004
63402235101152
7402253663544
oct73514756474
922587847045
108006131004
1134392857a3
1216752a17b8
139a78ab931
1455d422324
1531cd0be6e
hex1dd33dd3c

8006131004 has 24 divisors (see below), whose sum is σ = 14752054800. Its totient is φ = 3791370240.

The previous prime is 8006130997. The next prime is 8006131009. The reversal of 8006131004 is 4001316008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8006131009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328802 + ... + 352310.

It is an arithmetic number, because the mean of its divisors is an integer number (614668950).

Almost surely, 28006131004 is an apocalyptic number.

It is an amenable number.

8006131004 is a deficient number, since it is larger than the sum of its proper divisors (6745923796).

8006131004 is a wasteful number, since it uses less digits than its factorization.

8006131004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28013 (or 28011 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 8006131004 is about 89476.9858902277. The cubic root of 8006131004 is about 2000.5107865375.

The spelling of 8006131004 in words is "eight billion, six million, one hundred thirty-one thousand, four".

Divisors: 1 2 4 19 38 76 4481 8962 17924 23509 47018 85139 94036 170278 340556 446671 893342 1786684 105343829 210687658 421375316 2001532751 4003065502 8006131004