Base | Representation |
---|---|
bin | 11001011011001001… |
… | …00100111101100110 |
3 | 1022020020212200012210 |
4 | 30231210210331212 |
5 | 210423230341230 |
6 | 10134231224250 |
7 | 662150353104 |
oct | 145544447546 |
9 | 38206780183 |
10 | 13649465190 |
11 | 5874849249 |
12 | 278b218086 |
13 | 1396ac942a |
14 | 936b0ac74 |
15 | 54d490eb0 |
hex | 32d924f66 |
13649465190 has 16 divisors (see below), whose sum is σ = 32758716528. Its totient is φ = 3639857376.
The previous prime is 13649465183. The next prime is 13649465209. The reversal of 13649465190 is 9156494631.
It is a happy number.
It is a super-2 number, since 2×136494651902 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
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, 227491057 + ... + 227491116.
It is an arithmetic number, because the mean of its divisors is an integer number (2047419783).
Almost surely, 213649465190 is an apocalyptic number.
13649465190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13649465190 is an abundant number, since it is smaller than the sum of its proper divisors (19109251338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13649465190 is a wasteful number, since it uses less digits than its factorization.
13649465190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 454982183.
The product of its (nonzero) digits is 699840, while the sum is 48.
The spelling of 13649465190 in words is "thirteen billion, six hundred forty-nine million, four hundred sixty-five thousand, one hundred ninety".
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