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8040348495 = 335717431129
BaseRepresentation
bin1110111110011110…
…11111101101001111
3202202100100000122000
413133033133231033
5112431312122440
63405500323343
7403150556154
oct73717375517
922670300560
108040348495
113456626913
121684843553
139b19cc47a
14563bac22b
15320d1a730
hex1df3dfb4f

8040348495 has 64 divisors (see below), whose sum is σ = 14527641600. Its totient is φ = 4218359040.

The previous prime is 8040348493. The next prime is 8040348523. The reversal of 8040348495 is 5948430408.

It is a happy number.

8040348495 is a `hidden beast` number, since 80 + 4 + 0 + 3 + 484 + 95 = 666.

It is not a de Polignac number, because 8040348495 - 21 = 8040348493 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 8040348495.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040348493) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7121091 + ... + 7122219.

It is an arithmetic number, because the mean of its divisors is an integer number (226994400).

Almost surely, 28040348495 is an apocalyptic number.

8040348495 is a deficient number, since it is larger than the sum of its proper divisors (6487293105).

8040348495 is a wasteful number, since it uses less digits than its factorization.

8040348495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957 (or 1951 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 8040348495 is about 89667.9903588789. The cubic root of 8040348495 is about 2003.3567375878.

The spelling of 8040348495 in words is "eight billion, forty million, three hundred forty-eight thousand, four hundred ninety-five".

Divisors: 1 3 5 9 15 27 45 71 135 213 355 639 743 1065 1129 1917 2229 3195 3387 3715 5645 6687 9585 10161 11145 16935 20061 30483 33435 50805 52753 80159 100305 152415 158259 240477 263765 400795 474777 721431 791295 838847 1202385 1424331 2164293 2373885 2516541 3607155 4194235 7121655 7549623 10821465 12582705 22648869 37748115 59558137 113244345 178674411 297790685 536023233 893372055 1608069699 2680116165 8040348495