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546989020 = 225193141707
BaseRepresentation
bin100000100110100…
…110001111011100
31102010020220212121
4200212212033130
52110012122040
6130135512324
716361221114
oct4046461734
91363226777
10546989020
11260840a46
121332286a4
1389427b56
1452908044
153304ac4a
hex209a63dc

546989020 has 24 divisors (see below), whose sum is σ = 1154636784. Its totient is φ = 217660416.

The previous prime is 546988999. The next prime is 546989021. The reversal of 546989020 is 20989645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546989021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66994 + ... + 74713.

It is an arithmetic number, because the mean of its divisors is an integer number (48109866).

Almost surely, 2546989020 is an apocalyptic number.

It is an amenable number.

546989020 is an abundant number, since it is smaller than the sum of its proper divisors (607647764).

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

546989020 is a wasteful number, since it uses less digits than its factorization.

546989020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141909 (or 141907 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 546989020 is about 23387.7963904255. The cubic root of 546989020 is about 817.8234066615.

The spelling of 546989020 in words is "five hundred forty-six million, nine hundred eighty-nine thousand, twenty".

Divisors: 1 2 4 5 10 20 193 386 772 965 1930 3860 141707 283414 566828 708535 1417070 2834140 27349451 54698902 109397804 136747255 273494510 546989020