Base | Representation |
---|---|
bin | 11000110010110001101100… |
… | …00101110100011001001101 |
3 | 21011001011210201122210002210 |
4 | 30121120312011310121031 |
5 | 24121233430410203123 |
6 | 311542412003141033 |
7 | 14325012500334420 |
oct | 1431306605643115 |
9 | 234034721583083 |
10 | 54521222350413 |
11 | 16410358719125 |
12 | 61466b3074779 |
13 | 2456438362770 |
14 | d66bac51d9b7 |
15 | 64834e96be93 |
hex | 31963617464d |
54521222350413 has 64 divisors (see below), whose sum is σ = 89677160939520. Its totient is φ = 28692107269632.
The previous prime is 54521222350369. The next prime is 54521222350421. The reversal of 54521222350413 is 31405322212545.
It is not a de Polignac number, because 54521222350413 - 210 = 54521222349389 is a prime.
It is a super-2 number, since 2×545212223504132 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54521222350213) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1317330706 + ... + 1317372092.
It is an arithmetic number, because the mean of its divisors is an integer number (1401205639680).
Almost surely, 254521222350413 is an apocalyptic number.
It is an amenable number.
54521222350413 is a deficient number, since it is larger than the sum of its proper divisors (35155938589107).
54521222350413 is a wasteful number, since it uses less digits than its factorization.
54521222350413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52426.
The product of its (nonzero) digits is 288000, while the sum is 39.
Adding to 54521222350413 its reverse (31405322212545), we get a palindrome (85926544562958).
The spelling of 54521222350413 in words is "fifty-four trillion, five hundred twenty-one billion, two hundred twenty-two million, three hundred fifty thousand, four hundred thirteen".
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