Base | Representation |
---|---|
bin | 110010110010111001… |
… | …010011000110010110 |
3 | 12012210001110110202020 |
4 | 302302321103012112 |
5 | 1343144442104223 |
6 | 41020014154010 |
7 | 3640401421311 |
oct | 626271230626 |
9 | 165701413666 |
10 | 54540972438 |
11 | 21148a58937 |
12 | a6a17b2906 |
13 | 51b2790874 |
14 | 28d5863978 |
15 | 16433781e3 |
hex | cb2e53196 |
54540972438 has 16 divisors (see below), whose sum is σ = 109105978800. Its totient is φ = 18176318496.
The previous prime is 54540972419. The next prime is 54540972463. The reversal of 54540972438 is 83427904545.
54540972438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971845 + ... + 1026432.
It is an arithmetic number, because the mean of its divisors is an integer number (6819123675).
Almost surely, 254540972438 is an apocalyptic number.
54540972438 is an abundant number, since it is smaller than the sum of its proper divisors (54565006362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54540972438 is a wasteful number, since it uses less digits than its factorization.
54540972438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2002831.
The product of its (nonzero) digits is 4838400, while the sum is 51.
The spelling of 54540972438 in words is "fifty-four billion, five hundred forty million, nine hundred seventy-two thousand, four hundred thirty-eight".
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