Base | Representation |
---|---|
bin | 110000000001100001… |
… | …0111010101010000110 |
3 | 100212012022212122002100 |
4 | 1200003002322222012 |
5 | 3142202324430202 |
6 | 115213304252530 |
7 | 10310444116344 |
oct | 1400302725206 |
9 | 325168778070 |
10 | 103130311302 |
11 | 3a812410337 |
12 | 17ba2171146 |
13 | 99571bb355 |
14 | 4dc4aa8994 |
15 | 2a38e6e41c |
hex | 18030baa86 |
103130311302 has 24 divisors (see below), whose sum is σ = 227236281480. Its totient is φ = 33794112960.
The previous prime is 103130311247. The next prime is 103130311303. The reversal of 103130311302 is 203113031301.
It is a happy number.
103130311302 is a `hidden beast` number, since 10 + 313 + 0 + 311 + 30 + 2 = 666.
It is a super-2 number, since 2×1031303113022 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103130311303) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48553699 + ... + 48555822.
It is an arithmetic number, because the mean of its divisors is an integer number (9468178395).
Almost surely, 2103130311302 is an apocalyptic number.
103130311302 is an abundant number, since it is smaller than the sum of its proper divisors (124105970178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103130311302 is a wasteful number, since it uses less digits than its factorization.
103130311302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97109588 (or 97109585 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 103130311302 its reverse (203113031301), we get a palindrome (306243342603).
The spelling of 103130311302 in words is "one hundred three billion, one hundred thirty million, three hundred eleven thousand, three hundred two".
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