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215201351300101 = 17131224814298423
BaseRepresentation
bin110000111011100101111000…
…000110010111010000000101
31001012222001022011222021120021
4300323211320012113100011
5211201324331413100401
62041410045212135141
763220533046362565
oct6073457006272005
91035861264867507
10215201351300101
116262a420580871
12201775691674b1
13931052875788a
143b1db2dc52da5
1519d2d335ed2a1
hexc3b978197405

215201351300101 has 16 divisors (see below), whose sum is σ = 229609912042368. Its totient is φ = 200987335244800.

The previous prime is 215201351300081. The next prime is 215201351300113. The reversal of 215201351300101 is 101003153102512.

It is a cyclic number.

It is not a de Polignac number, because 215201351300101 - 25 = 215201351300069 is a prime.

It is a super-3 number, since 3×2152013513001013 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215201351300501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47915976 + ... + 52214398.

It is an arithmetic number, because the mean of its divisors is an integer number (14350619502648).

Almost surely, 2215201351300101 is an apocalyptic number.

It is an amenable number.

215201351300101 is a deficient number, since it is larger than the sum of its proper divisors (14408560742267).

215201351300101 is a wasteful number, since it uses less digits than its factorization.

215201351300101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321052.

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 215201351300101 in words is "two hundred fifteen trillion, two hundred one billion, three hundred fifty-one million, three hundred thousand, one hundred one".

Divisors: 1 17 131 2227 22481 382177 2945011 4298423 50065187 73073191 563093413 9572588021 96632847463 1642758406871 12658903017653 215201351300101