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13935015490 = 25111392513631
BaseRepresentation
bin11001111101001011…
…10111011001000010
31022222011012010120211
430332211313121002
5212014330443430
610222431424334
71002215451214
oct147645673102
938864163524
1013935015490
115a00a53430
12284a9850aa
1314110081c6
149629dc5b4
1556859872a
hex33e977642

13935015490 has 64 divisors (see below), whose sum is σ = 27677583360. Its totient is φ = 5009400000.

The previous prime is 13935015487. The next prime is 13935015491. The reversal of 13935015490 is 9451053931.

It is not an unprimeable number, because it can be changed into a prime (13935015491) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3835975 + ... + 3839605.

It is an arithmetic number, because the mean of its divisors is an integer number (432462240).

Almost surely, 213935015490 is an apocalyptic number.

13935015490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13935015490 is a deficient number, since it is larger than the sum of its proper divisors (13742567870).

13935015490 is a wasteful number, since it uses less digits than its factorization.

13935015490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039.

The product of its (nonzero) digits is 72900, while the sum is 40.

The spelling of 13935015490 in words is "thirteen billion, nine hundred thirty-five million, fifteen thousand, four hundred ninety".

Divisors: 1 2 5 10 11 22 55 110 139 251 278 502 695 1255 1390 1529 2510 2761 3058 3631 5522 7262 7645 13805 15290 18155 27610 34889 36310 39941 69778 79882 174445 199705 348890 383779 399410 504709 767558 911381 1009418 1822762 1918895 2523545 3837790 4556905 5047090 5551799 9113810 10025191 11103598 20050382 27758995 50125955 55517990 100251910 126681959 253363918 633409795 1266819590 1393501549 2787003098 6967507745 13935015490