Base | Representation |
---|---|
bin | 10110011100010011000… |
… | …001011100100010110001 |
3 | 12110102201102201111220201 |
4 | 112130103001130202301 |
5 | 200231422333433200 |
6 | 3140252124035201 |
7 | 216264314103646 |
oct | 26342301344261 |
9 | 5412642644821 |
10 | 1542212405425 |
11 | 54505977436a |
12 | 20aa83992b01 |
13 | b2578951bb3 |
14 | 549019c3dcd |
15 | 2a1b31edc6a |
hex | 1671305c8b1 |
1542212405425 has 24 divisors (see below), whose sum is σ = 1931389686720. Its totient is φ = 1221487944000.
The previous prime is 1542212405381. The next prime is 1542212405429. The reversal of 1542212405425 is 5245042122451.
It is not a de Polignac number, because 1542212405425 - 213 = 1542212397233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1542212405429) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10585575 + ... + 10730275.
It is an arithmetic number, because the mean of its divisors is an integer number (80474570280).
Almost surely, 21542212405425 is an apocalyptic number.
It is an amenable number.
1542212405425 is a deficient number, since it is larger than the sum of its proper divisors (389177281295).
1542212405425 is a wasteful number, since it uses less digits than its factorization.
1542212405425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148953 (or 148948 counting only the distinct ones).
The product of its (nonzero) digits is 128000, while the sum is 37.
Adding to 1542212405425 its reverse (5245042122451), we get a palindrome (6787254527876).
The spelling of 1542212405425 in words is "one trillion, five hundred forty-two billion, two hundred twelve million, four hundred five thousand, four hundred twenty-five".
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