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13415061454 = 21719291136337
BaseRepresentation
bin11000111111001100…
…11001011111001110
31021121220210201201221
430133212121133032
5204433223431304
610055055153554
7653303066224
oct143746313716
937556721657
1013415061454
1157644a8253
1227248158ba
13135a3878b2
14913930b14
15537add054
hex31f9997ce

13415061454 has 64 divisors (see below), whose sum is σ = 23410036800. Its totient is φ = 5722472448.

The previous prime is 13415061421. The next prime is 13415061479. The reversal of 13415061454 is 45416051431.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2113774 + ... + 2120110.

It is an arithmetic number, because the mean of its divisors is an integer number (365781825).

Almost surely, 213415061454 is an apocalyptic number.

13415061454 is a deficient number, since it is larger than the sum of its proper divisors (9994975346).

13415061454 is a wasteful number, since it uses less digits than its factorization.

13415061454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6517.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 13415061454 in words is "thirteen billion, four hundred fifteen million, sixty-one thousand, four hundred fifty-four".

Divisors: 1 2 17 19 29 34 38 58 113 226 323 493 551 646 986 1102 1921 2147 3277 3842 4294 6337 6554 9367 12674 18734 36499 55709 62263 72998 107729 111418 120403 124526 183773 215458 240806 367546 716081 1058471 1432162 2046851 2116942 3124141 3491687 4093702 6248282 6983374 12173377 13605539 20766349 24346754 27211078 41532698 59358679 118717358 231294163 353027933 394560631 462588326 706055866 789121262 6707530727 13415061454