Base | Representation |
---|---|
bin | 11000100111001000001101… |
… | …00010101100010001000000 |
3 | 21002121220202000212122102020 |
4 | 30103210012202230101000 |
5 | 24043204243104420100 |
6 | 311034501335521440 |
7 | 14254053436134630 |
oct | 1423440642542100 |
9 | 232556660778366 |
10 | 54120992654400 |
11 | 16276647470811 |
12 | 60a1016b29280 |
13 | 2427784270629 |
14 | d51681a486c0 |
15 | 63cc27d005a0 |
hex | 3139068ac440 |
54120992654400 has 2688 divisors, whose sum is σ = 236762194821120. Its totient is φ = 10525314908160.
The previous prime is 54120992654359. The next prime is 54120992654431. The reversal of 54120992654400 is 445629902145.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is an unprimeable number.
It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 21282339529 + ... + 21282342071.
Almost surely, 254120992654400 is an apocalyptic number.
54120992654400 is a gapful number since it is divisible by the number (50) 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 54120992654400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118381097410560).
54120992654400 is an abundant number, since it is smaller than the sum of its proper divisors (182641202166720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54120992654400 is a wasteful number, since it uses less digits than its factorization.
54120992654400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2701 (or 2686 counting only the distinct ones).
The product of its (nonzero) digits is 3110400, while the sum is 51.
The spelling of 54120992654400 in words is "fifty-four trillion, one hundred twenty billion, nine hundred ninety-two million, six hundred fifty-four thousand, four hundred".
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