Base | Representation |
---|---|
bin | 100000111100000… |
… | …0011111001100000 |
3 | 2212000122202001120 |
4 | 1001320003321200 |
5 | 4230413340242 |
6 | 301400332240 |
7 | 36250113243 |
oct | 10170037140 |
9 | 2760582046 |
10 | 1105215072 |
11 | 517957495 |
12 | 26a174080 |
13 | 147c88620 |
14 | a6ad925a |
15 | 670661ec |
hex | 41e03e60 |
1105215072 has 48 divisors (see below), whose sum is σ = 3124361520. Its totient is φ = 340065792.
The previous prime is 1105215037. The next prime is 1105215073. The reversal of 1105215072 is 2705125011.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1105215073) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441547 + ... + 444042.
It is an arithmetic number, because the mean of its divisors is an integer number (65090865).
Almost surely, 21105215072 is an apocalyptic number.
1105215072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1105215072 is an abundant number, since it is smaller than the sum of its proper divisors (2019146448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1105215072 is a wasteful number, since it uses less digits than its factorization.
1105215072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 885615 (or 885607 counting only the distinct ones).
The product of its (nonzero) digits is 700, while the sum is 24.
The square root of 1105215072 is about 33244.7751082783. The cubic root of 1105215072 is about 1033.9088820984.
The spelling of 1105215072 in words is "one billion, one hundred five million, two hundred fifteen thousand, seventy-two".
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