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337387884201 = 387121012
BaseRepresentation
bin1001110100011011110…
…00101000111010101001
31012020212010211100000000
410322031320220322221
521011432244243301
6414554401133213
733242533461234
oct4721570507251
91166763740000
10337387884201
111200a3735055
125547a62a209
1325a7a988604
141248883641b
158b99bc0786
hex4e8de28ea9

337387884201 has 81 divisors (see below), whose sum is σ = 518416390999. Its totient is φ = 219561678000.

The previous prime is 337387884133. The next prime is 337387884203. The reversal of 337387884201 is 102488783733.

It is a happy number.

The square root of 337387884201 is 580851.

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

337387884201 is a `hidden beast` number, since 337 + 38 + 78 + 8 + 4 + 201 = 666.

It can be written as a sum of positive squares in only one way, i.e., 324158283801 + 13229600400 = 569349^2 + 115020^2 .

It is a tau number, because it is divible by the number of its divisors (81).

It is not a de Polignac number, because 337387884201 - 237 = 199948930729 is a prime.

It is a super-2 number, since 2×3373878842012 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (337387884203) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 3340474051 + ... + 3340474151.

Almost surely, 2337387884201 is an apocalyptic number.

337387884201 is the 580851-st square number.

337387884201 is the 290426-th centered octagonal number.

It is an amenable number.

337387884201 is a deficient number, since it is larger than the sum of its proper divisors (181028506798).

337387884201 is an frugal number, since it uses more digits than its factorization.

337387884201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 337387884201 in words is "three hundred thirty-seven billion, three hundred eighty-seven million, eight hundred eighty-four thousand, two hundred one".

Divisors: 1 3 9 27 71 81 101 213 243 303 639 729 909 1917 2187 2727 5041 5751 6561 7171 8181 10201 15123 17253 21513 24543 30603 45369 51759 64539 73629 91809 136107 155277 193617 220887 275427 408321 465831 509141 580851 662661 724271 826281 1224963 1527423 1742553 2172813 2478843 3674889 4582269 5227659 6518439 7436529 11024667 13746807 15682977 19555317 22309587 33074001 41240421 47048931 51423241 58665951 66928761 123721263 154269723 175997853 371163789 462809169 527993559 1113491367 1388427507 1583980677 3340474101 4165282521 4751942031 12495847563 37487542689 112462628067 337387884201