Base | Representation |
---|---|
bin | 101000011100101… |
… | …1101101011000001 |
3 | 10111120212222200010 |
4 | 1100321131223001 |
5 | 10234423203100 |
6 | 342402215133 |
7 | 45430233630 |
oct | 12071355301 |
9 | 3446788603 |
10 | 1357241025 |
11 | 6371442a8 |
12 | 31a6544a9 |
13 | 18825a1ca |
14 | cc381517 |
15 | 7e24a750 |
hex | 50e5dac1 |
1357241025 has 48 divisors (see below), whose sum is σ = 2568101504. Its totient is φ = 619591680.
The previous prime is 1357241023. The next prime is 1357241047. The reversal of 1357241025 is 5201427531.
It is not a de Polignac number, because 1357241025 - 21 = 1357241023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1357240983 and 1357241001.
It is not an unprimeable number, because it can be changed into a prime (1357241021) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 522129 + ... + 524721.
Almost surely, 21357241025 is an apocalyptic number.
1357241025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1357241025 is a deficient number, since it is larger than the sum of its proper divisors (1210860479).
1357241025 is a wasteful number, since it uses less digits than its factorization.
1357241025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3610 (or 3605 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 1357241025 is about 36840.7522317338. The cubic root of 1357241025 is about 1107.1819393171.
Adding to 1357241025 its reverse (5201427531), we get a palindrome (6558668556).
The spelling of 1357241025 in words is "one billion, three hundred fifty-seven million, two hundred forty-one thousand, twenty-five".
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