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33807144141 = 323756349349
BaseRepresentation
bin11111011111000100…
…000001010011001101
310020021002002212022200
4133133010001103031
51023214112103031
623310352232113
72304525661311
oct373704012315
9106232085280
1033807144141
1113379284851
126675b3b639
13325a061204
1418c9d19b41
15d2cea68e6
hex7df1014cd

33807144141 has 6 divisors (see below), whose sum is σ = 48832541550. Its totient is φ = 22538096088.

The previous prime is 33807144127. The next prime is 33807144143. The reversal of 33807144141 is 14144170833.

33807144141 is a `hidden beast` number, since 33 + 80 + 71 + 441 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30937292100 + 2869852041 = 175890^2 + 53571^2 .

It is not a de Polignac number, because 33807144141 - 219 = 33806619853 is a prime.

It is a super-2 number, since 2×338071441412 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33807144096 and 33807144105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33807144143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1878174666 + ... + 1878174683.

It is an arithmetic number, because the mean of its divisors is an integer number (8138756925).

Almost surely, 233807144141 is an apocalyptic number.

It is an amenable number.

33807144141 is a deficient number, since it is larger than the sum of its proper divisors (15025397409).

33807144141 is a wasteful number, since it uses less digits than its factorization.

33807144141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3756349355 (or 3756349352 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 33807144141 in words is "thirty-three billion, eight hundred seven million, one hundred forty-four thousand, one hundred forty-one".

Divisors: 1 3 9 3756349349 11269048047 33807144141