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6900235361020 = 2252992863128113
BaseRepresentation
bin110010001101001011000…
…0100111101101011111100
3220102122201021012012202101
41210122112010331223330
51401023140223023040
622401531355034444
71311345156553351
oct144322604755374
926378637165671
106900235361020
112220411a77491
1293538aa3ba24
133b08c6804381
1419bd8a560628
15be756ea609a
hex6469613dafc

6900235361020 has 48 divisors (see below), whose sum is σ = 14990444904960. Its totient is φ = 2664868985856.

The previous prime is 6900235361009. The next prime is 6900235361027. The reversal of 6900235361020 is 201635320096.

It is a super-2 number, since 2×69002353610202 (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6900235361027) 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 15 ways as a sum of consecutive naturals, for example, 53796484 + ... + 53924596.

It is an arithmetic number, because the mean of its divisors is an integer number (312300935520).

Almost surely, 26900235361020 is an apocalyptic number.

It is an amenable number.

6900235361020 is an abundant number, since it is smaller than the sum of its proper divisors (8090209543940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6900235361020 is a wasteful number, since it uses less digits than its factorization.

6900235361020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221014 (or 221012 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 6900235361020 in words is "six trillion, nine hundred billion, two hundred thirty-five million, three hundred sixty-one thousand, twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 92863 128113 185726 256226 371452 464315 512452 640565 928630 1281130 1857260 2562260 2693027 3715277 5386054 7430554 10772108 13465135 14861108 18576385 26930270 37152770 53860540 74305540 11896957519 23793915038 47587830076 59484787595 118969575190 237939150380 345011768051 690023536102 1380047072204 1725058840255 3450117680510 6900235361020