Base | Representation |
---|---|
bin | 11101111110110001001… |
… | …10010111011110000000 |
3 | 10122110221121102220200110 |
4 | 32333120212113132000 |
5 | 113334202031320000 |
6 | 2105122524551320 |
7 | 134265416021643 |
oct | 16773046273600 |
9 | 3573847386613 |
10 | 1030131120000 |
11 | 367970186364 |
12 | 1477909b2540 |
13 | 761aa87c128 |
14 | 37c04063a5a |
15 | 1bbe1b40850 |
hex | efd8997780 |
1030131120000 has 160 divisors (see below), whose sum is σ = 3419263516680. Its totient is φ = 274701568000.
The previous prime is 1030131119993. The next prime is 1030131120013. The reversal of 1030131120000 is 211310301.
It is a tau number, because it is divible by the number of its divisors (160).
It is a super-2 number, since 2×10301311200002 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1906107 + ... + 2386106.
Almost surely, 21030131120000 is an apocalyptic number.
1030131120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1030131120000 is an abundant number, since it is smaller than the sum of its proper divisors (2389132396680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030131120000 is an frugal number, since it uses more digits than its factorization.
1030131120000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4292250 (or 4292223 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 1030131120000 its reverse (211310301), we get a palindrome (1030342430301).
The spelling of 1030131120000 in words is "one trillion, thirty billion, one hundred thirty-one million, one hundred twenty thousand".
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