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13010605101455 = 5133717331270607
BaseRepresentation
bin1011110101010100010001…
…1111101101000110001111
31201001210122102212111112212
42331111010133231012033
53201131204401221310
643400553420421035
72511661631440463
oct275250437550617
951053572774485
1013010605101455
114166848437455
1215616613a777b
13734b82b39490
1432da0669c4a3
1517868071e205
hexbd5447ed18f

13010605101455 has 32 divisors (see below), whose sum is σ = 17367945848064. Its totient is φ = 9294124432896.

The previous prime is 13010605101451. The next prime is 13010605101491. The reversal of 13010605101455 is 55410150601031.

It is a cyclic number.

It is not a de Polignac number, because 13010605101455 - 22 = 13010605101451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13010605101451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15219239 + ... + 16051368.

It is an arithmetic number, because the mean of its divisors is an integer number (542748307752).

Almost surely, 213010605101455 is an apocalyptic number.

13010605101455 is a deficient number, since it is larger than the sum of its proper divisors (4357340746609).

13010605101455 is a wasteful number, since it uses less digits than its factorization.

13010605101455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31270835.

The product of its (nonzero) digits is 9000, while the sum is 32.

Adding to 13010605101455 its reverse (55410150601031), we get a palindrome (68420755702486).

The spelling of 13010605101455 in words is "thirteen trillion, ten billion, six hundred five million, one hundred one thousand, four hundred fifty-five".

Divisors: 1 5 13 37 65 173 185 481 865 2249 2405 6401 11245 32005 83213 416065 31270607 156353035 406517891 1157012459 2032589455 5409815011 5785062295 15041161967 27049075055 70327595143 75205809835 200163155407 351637975715 1000815777035 2602121020291 13010605101455