Base | Representation |
---|---|
bin | 110000000010010000… |
… | …1010101110110110000 |
3 | 100212021001110012201211 |
4 | 1200010201111312300 |
5 | 3142230144023430 |
6 | 115215551005504 |
7 | 10311164402344 |
oct | 1400441256660 |
9 | 325231405654 |
10 | 103155064240 |
11 | 3a825387608 |
12 | 17baa509894 |
13 | 995c376c67 |
14 | 4dc80ad624 |
15 | 2a3b20d72a |
hex | 1804855db0 |
103155064240 has 40 divisors (see below), whose sum is σ = 240116850288. Its totient is φ = 41213625600.
The previous prime is 103155064231. The next prime is 103155064267. The reversal of 103155064240 is 42460551301.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687586 + ... + 824065.
Almost surely, 2103155064240 is an apocalyptic number.
103155064240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103155064240 is an abundant number, since it is smaller than the sum of its proper divisors (136961786048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103155064240 is a wasteful number, since it uses less digits than its factorization.
103155064240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1512517 (or 1512511 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 31.
The spelling of 103155064240 in words is "one hundred three billion, one hundred fifty-five million, sixty-four thousand, two hundred forty".
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