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135175250055 = 35192352139581
BaseRepresentation
bin111110111100100010…
…0101010000010000111
3110220220121002012001210
41331321010222002013
54203314331000210
6142033150422503
712523524444636
oct1757104520207
9426817065053
10135175250055
11523669a509a
1222245b01a33
13c993133281
14678494951d
1537b2385e20
hex1f7912a087

135175250055 has 64 divisors (see below), whose sum is σ = 238023982080. Its totient is φ = 65202508800.

The previous prime is 135175250053. The next prime is 135175250087. The reversal of 135175250055 is 550052571531.

It is not a de Polignac number, because 135175250055 - 21 = 135175250053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135175249995 and 135175250022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135175250053) 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, 3395365 + ... + 3434945.

It is an arithmetic number, because the mean of its divisors is an integer number (3719124720).

Almost surely, 2135175250055 is an apocalyptic number.

135175250055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135175250055 is a deficient number, since it is larger than the sum of its proper divisors (102848732025).

135175250055 is a wasteful number, since it uses less digits than its factorization.

135175250055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40152.

The product of its (nonzero) digits is 131250, while the sum is 39.

The spelling of 135175250055 in words is "one hundred thirty-five billion, one hundred seventy-five million, two hundred fifty thousand, fifty-five".

Divisors: 1 3 5 15 19 23 57 69 95 115 285 345 437 521 1311 1563 2185 2605 6555 7815 9899 11983 29697 35949 39581 49495 59915 118743 148485 179745 197905 227677 593715 683031 752039 910363 1138385 2256117 2731089 3415155 3760195 4551815 11280585 13655445 17296897 20621701 51890691 61865103 86484485 103108505 259453455 309325515 391812319 474299123 1175436957 1422897369 1959061595 2371495615 5877184785 7114486845 9011683337 27035050011 45058416685 135175250055