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52530053415 = 3574179257601
BaseRepresentation
bin110000111011000010…
…010000000100100111
312000120220120012102220
4300323002100010213
51330040143202130
640044301203423
73536513041530
oct607302200447
9160526505386
1052530053415
1120306933694
12a220260573
134c51c92558
142784765687
151576a5a410
hexc3b090127

52530053415 has 128 divisors (see below), whose sum is σ = 100197457920. Its totient is φ = 23003136000.

The previous prime is 52530053353. The next prime is 52530053419. The reversal of 52530053415 is 51435003525.

It is a happy number.

It is not a de Polignac number, because 52530053415 - 26 = 52530053351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52530053419) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 87404115 + ... + 87404715.

It is an arithmetic number, because the mean of its divisors is an integer number (782792640).

Almost surely, 252530053415 is an apocalyptic number.

52530053415 is a deficient number, since it is larger than the sum of its proper divisors (47667404505).

52530053415 is a wasteful number, since it uses less digits than its factorization.

52530053415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993.

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 52530053415 in words is "fifty-two billion, five hundred thirty million, fifty-three thousand, four hundred fifteen".

Divisors: 1 3 5 7 15 21 35 41 79 105 123 205 237 257 287 395 553 601 615 771 861 1185 1285 1435 1659 1799 1803 2765 3005 3239 3855 4207 4305 5397 8295 8995 9015 9717 10537 12621 16195 20303 21035 22673 24641 26985 31611 47479 48585 52685 60909 63105 68019 73759 73923 101515 113365 123205 142121 142437 154457 158055 172487 221277 237395 304545 332353 340095 368795 369615 426363 463371 517461 710605 712185 772285 832423 862435 997059 1081199 1106385 1661765 1946639 2131815 2316855 2497269 2587305 3243597 4162115 4985295 5405995 5826961 5839917 6332737 9733195 12202103 12486345 13626473 16217985 17480883 18998211 29134805 29199585 31663685 36606309 40879419 44329159 61010515 68132365 85414721 87404415 94991055 132987477 183031545 204397095 221645795 256244163 427073605 500286223 664937385 1281220815 1500858669 2501431115 3502003561 7504293345 10506010683 17510017805 52530053415