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70145368083 = 32737531095209
BaseRepresentation
bin100000101010011111…
…1010110000000010011
320201001112212220101200
41001110333112000103
52122124203234313
652120242402243
75032160535210
oct1012477260023
9221045786350
1070145368083
112782626028a
1211717660383
1367cb5b417b
143576056b07
151c58277b73
hex1054fd6013

70145368083 has 96 divisors (see below), whose sum is σ = 122304124800. Its totient is φ = 37905573888.

The previous prime is 70145368043. The next prime is 70145368093. The reversal of 70145368083 is 38086354107.

70145368083 is a `hidden beast` number, since 70 + 145 + 368 + 0 + 83 = 666.

It is not a de Polignac number, because 70145368083 - 28 = 70145367827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70145368043) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13463583 + ... + 13468791.

It is an arithmetic number, because the mean of its divisors is an integer number (1274001300).

Almost surely, 270145368083 is an apocalyptic number.

70145368083 is a deficient number, since it is larger than the sum of its proper divisors (52158756717).

70145368083 is a wasteful number, since it uses less digits than its factorization.

70145368083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5421 (or 5418 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 70145368083 in words is "seventy billion, one hundred forty-five million, three hundred sixty-eight thousand, eighty-three".

Divisors: 1 3 7 9 21 37 53 63 109 111 159 259 327 333 371 477 763 777 981 1113 1961 2289 2331 3339 4033 5209 5777 5883 6867 12099 13727 15627 17331 17649 28231 36297 36463 40439 41181 46881 51993 84693 109389 121317 123543 192733 213749 254079 276077 328167 363951 567781 578199 641247 828231 1349131 1496243 1703343 1734597 1923741 1932539 2484693 3974467 4047393 4488729 5110029 5797617 10214849 11923401 12142179 13466187 17392851 21007897 30092393 30644547 35770203 63023691 71503943 90277179 91933641 147055279 189071073 210646751 214511829 270831537 441165837 631940253 643535487 1113418541 1323497511 1895820759 3340255623 7793929787 10020766869 23381789361 70145368083