Base | Representation |
---|---|
bin | 110011010001011100… |
… | …101000001000111100 |
3 | 12021002202222010011120 |
4 | 303101130220020330 |
5 | 1400222202101030 |
6 | 41142524350540 |
7 | 3656164312041 |
oct | 632134501074 |
9 | 167082863146 |
10 | 55053550140 |
11 | 21391326076 |
12 | a8053a5450 |
13 | 5264a2a894 |
14 | 29439711c8 |
15 | 1673378010 |
hex | cd172823c |
55053550140 has 24 divisors (see below), whose sum is σ = 154149940560. Its totient is φ = 14680946688.
The previous prime is 55053550109. The next prime is 55053550141. The reversal of 55053550140 is 4105535055.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55053550141) 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, 458779525 + ... + 458779644.
It is an arithmetic number, because the mean of its divisors is an integer number (6422914190).
Almost surely, 255053550140 is an apocalyptic number.
It is an amenable number.
55053550140 is an abundant number, since it is smaller than the sum of its proper divisors (99096390420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55053550140 is a wasteful number, since it uses less digits than its factorization.
55053550140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 917559181 (or 917559179 counting only the distinct ones).
The product of its (nonzero) digits is 37500, while the sum is 33.
The spelling of 55053550140 in words is "fifty-five billion, fifty-three million, five hundred fifty thousand, one hundred forty".
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