Base | Representation |
---|---|
bin | 10011001000111001100… |
… | …001110011011010110100 |
3 | 11122201211022011110212010 |
4 | 103020321201303122310 |
5 | 133022040114432002 |
6 | 2444112303324220 |
7 | 164010335235201 |
oct | 23107141633264 |
9 | 4581738143763 |
10 | 1315225155252 |
11 | 467869348728 |
12 | 192a962b0670 |
13 | 97043497548 |
14 | 4792b65cca8 |
15 | 2432a8b246c |
hex | 132398736b4 |
1315225155252 has 48 divisors (see below), whose sum is σ = 3097330174400. Its totient is φ = 434341854720.
The previous prime is 1315225155221. The next prime is 1315225155271. The reversal of 1315225155252 is 2525515225131.
It is a self number, because there is not a number n which added to its sum of digits gives 1315225155252.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14262252 + ... + 14354172.
Almost surely, 21315225155252 is an apocalyptic number.
1315225155252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1315225155252 is an abundant number, since it is smaller than the sum of its proper divisors (1782105019148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1315225155252 is a wasteful number, since it uses less digits than its factorization.
1315225155252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102976 (or 102974 counting only the distinct ones).
The product of its digits is 150000, while the sum is 39.
The spelling of 1315225155252 in words is "one trillion, three hundred fifteen billion, two hundred twenty-five million, one hundred fifty-five thousand, two hundred fifty-two".
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