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1038668760801 = 347423112
BaseRepresentation
bin11110001110101010111…
…10111000011011100001
310200021222121112000010000
433013111132320123201
5114004143200321201
62113054032130213
7135020115540000
oct17072536703341
93607877460100
101038668760801
1137055148a251
12149374096969
1376c3b5c60a9
14383b3cc0c37
151c04143bd86
hexf1d57b86e1

1038668760801 has 75 divisors (see below), whose sum is σ = 1810866087393. Its totient is φ = 593268180120.

The previous prime is 1038668760799. The next prime is 1038668760809. The reversal of 1038668760801 is 1080678668301.

The square root of 1038668760801 is 1019151.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1038668760801 - 21 = 1038668760799 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1038668760809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 449444436 + ... + 449446746.

Almost surely, 21038668760801 is an apocalyptic number.

1038668760801 is the 1019151-st square number.

1038668760801 is the 509576-th centered octagonal number.

It is an amenable number.

1038668760801 is a deficient number, since it is larger than the sum of its proper divisors (772197326592).

1038668760801 is an frugal number, since it uses more digits than its factorization.

1038668760801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4662 (or 2321 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 1038668760801 in words is "one trillion, thirty-eight billion, six hundred sixty-eight million, seven hundred sixty thousand, eight hundred one".

Divisors: 1 3 7 9 21 27 49 63 81 147 189 343 441 567 1029 1323 2311 2401 3087 3969 6933 7203 9261 16177 20799 21609 27783 48531 62397 64827 113239 145593 187191 194481 339717 436779 792673 1019151 1310337 2378019 3057453 5340721 5548711 7134057 9172359 16022163 16646133 21402171 37385047 48066489 49938399 64206513 112155141 144199467 149815197 261695329 336465423 432598401 449445591 785085987 1009396269 1831867303 2355257961 3028188807 5495601909 7065773883 12823071121 16486805727 21197321649 38469213363 49460417181 115407640089 148381251543 346222920267 1038668760801