Base | Representation |
---|---|
bin | 101111111110111110… |
… | …1111101010010000100 |
3 | 100211222101120201210110 |
4 | 1133331331331102010 |
5 | 3142014023002002 |
6 | 115201022353020 |
7 | 10305361053456 |
oct | 1377575752204 |
9 | 324871521713 |
10 | 103045125252 |
11 | 3a779317843 |
12 | 17b7972b770 |
13 | 99426635c4 |
14 | 4db76522d6 |
15 | 2a31743e6c |
hex | 17fdf7d484 |
103045125252 has 48 divisors (see below), whose sum is σ = 255088455552. Its totient is φ = 32263580160.
The previous prime is 103045125247. The next prime is 103045125259. The reversal of 103045125252 is 252521540301.
It is not an unprimeable number, because it can be changed into a prime (103045125259) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399499 + ... + 604722.
It is an arithmetic number, because the mean of its divisors is an integer number (5314342824).
Almost surely, 2103045125252 is an apocalyptic number.
103045125252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
103045125252 is an abundant number, since it is smaller than the sum of its proper divisors (152043330300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103045125252 is a wasteful number, since it uses less digits than its factorization.
103045125252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1004748 (or 1004746 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 30.
Adding to 103045125252 its reverse (252521540301), we get a palindrome (355566665553).
The spelling of 103045125252 in words is "one hundred three billion, forty-five million, one hundred twenty-five thousand, two hundred fifty-two".
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