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273674540 = 22513683727
BaseRepresentation
bin10000010011111…
…111000100101100
3201001222002220002
4100103333010230
51030030041130
643053443432
76532123646
oct2023770454
9631862802
10273674540
11130533807
12777a0578
13449114c9
14284bd896
151905db45
hex104ff12c

273674540 has 12 divisors (see below), whose sum is σ = 574716576. Its totient is φ = 109469808.

The previous prime is 273674501. The next prime is 273674543. The reversal of 273674540 is 45476372.

It is a junction number, because it is equal to n+sod(n) for n = 273674494 and 273674503.

It is not an unprimeable number, because it can be changed into a prime (273674543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6841844 + ... + 6841883.

It is an arithmetic number, because the mean of its divisors is an integer number (47893048).

Almost surely, 2273674540 is an apocalyptic number.

273674540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273674540 is an abundant number, since it is smaller than the sum of its proper divisors (301042036).

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

273674540 is a wasteful number, since it uses less digits than its factorization.

273674540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13683736 (or 13683734 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 38.

The square root of 273674540 is about 16543.1115573824. Note that the first 3 decimals coincide. The cubic root of 273674540 is about 649.2492634261.

The spelling of 273674540 in words is "two hundred seventy-three million, six hundred seventy-four thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 13683727 27367454 54734908 68418635 136837270 273674540