Base | Representation |
---|---|
bin | 1101101111110001… |
… | …11110100100011100 |
3 | 201001100000122211200 |
4 | 12313320332210130 |
5 | 110103303243142 |
6 | 3220153515500 |
7 | 350613051105 |
oct | 66770764434 |
9 | 21040018750 |
10 | 7380134172 |
11 | 3147991044 |
12 | 151b712b90 |
13 | 907cb01c8 |
14 | 50022d3ac |
15 | 2d2da664c |
hex | 1b7e3e91c |
7380134172 has 18 divisors (see below), whose sum is σ = 18655339248. Its totient is φ = 2460044712.
The previous prime is 7380134171. The next prime is 7380134173. The reversal of 7380134172 is 2714310837.
It is an interprime number because it is at equal distance from previous prime (7380134171) and next prime (7380134173).
It is a tau number, because it is divible by the number of its divisors (18).
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 205003727 = 7380134172 / (7 + 3 + 8 + 0 + 1 + 3 + 4 + 1 + 7 + 2).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7380134171) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102501828 + ... + 102501899.
It is an arithmetic number, because the mean of its divisors is an integer number (1036407736).
Almost surely, 27380134172 is an apocalyptic number.
It is an amenable number.
7380134172 is an abundant number, since it is smaller than the sum of its proper divisors (11275205076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7380134172 is a wasteful number, since it uses less digits than its factorization.
7380134172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205003737 (or 205003732 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 36.
The square root of 7380134172 is about 85907.7072910225. The cubic root of 7380134172 is about 1946.9497938546.
The spelling of 7380134172 in words is "seven billion, three hundred eighty million, one hundred thirty-four thousand, one hundred seventy-two".
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