| Base | Representation |
|---|---|
| bin | 111011001100000101… |
| … | …100001011111101000 |
| 3 | 20002001011012110010100 |
| 4 | 323030011201133220 |
| 5 | 2020124201321440 |
| 6 | 45110204545400 |
| 7 | 4406626123545 |
| oct | 731405413750 |
| 9 | 202034173110 |
| 10 | 63553542120 |
| 11 | 24a53354932 |
| 12 | 10397b52260 |
| 13 | 5cbaa22233 |
| 14 | 310c7cbbcc |
| 15 | 19be6d9230 |
| hex | ecc1617e8 |
63553542120 has 192 divisors, whose sum is σ = 210734784000. Its totient is φ = 16606047744.
The previous prime is 63553542049. The next prime is 63553542191. The reversal of 63553542120 is 2124535536.
63553542120 is a `hidden beast` number, since 63 + 5 + 53 + 542 + 1 + 2 + 0 = 666.
63553542120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (63553542049) and next prime (63553542191).
It is a super-3 number, since 3×635535421203 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6728361 + ... + 6737799.
It is an arithmetic number, because the mean of its divisors is an integer number (1097577000).
Almost surely, 263553542120 is an apocalyptic number.
63553542120 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 63553542120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105367392000).
63553542120 is an abundant number, since it is smaller than the sum of its proper divisors (147181241880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63553542120 is a wasteful number, since it uses less digits than its factorization.
63553542120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9832 (or 9825 counting only the distinct ones).
The product of its (nonzero) digits is 108000, while the sum is 36.
The spelling of 63553542120 in words is "sixty-three billion, five hundred fifty-three million, five hundred forty-two thousand, one hundred twenty".
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