Base | Representation |
---|---|
bin | 1101010101101011… |
… | …01000010111101101 |
3 | 200111001222021011002 |
4 | 12222311220113231 |
5 | 104131223344010 |
6 | 3142332210045 |
7 | 342313540046 |
oct | 65265502755 |
9 | 20431867132 |
10 | 7161153005 |
11 | 3045314276 |
12 | 147a309925 |
13 | 8a180b456 |
14 | 4bd1098cd |
15 | 2bda4d1a5 |
hex | 1aad685ed |
7161153005 has 12 divisors (see below), whose sum is σ = 8679370836. Its totient is φ = 5672160000.
The previous prime is 7161152993. The next prime is 7161153007. The reversal of 7161153005 is 5003511617.
It can be written as a sum of positive squares in 6 ways, for example, as 231922441 + 6929230564 = 15229^2 + 83242^2 .
It is not a de Polignac number, because 7161153005 - 232 = 2866185709 is a prime.
It is a super-2 number, since 2×71611530052 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7161153007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19196 + ... + 121205.
It is an arithmetic number, because the mean of its divisors is an integer number (723280903).
Almost surely, 27161153005 is an apocalyptic number.
It is an amenable number.
7161153005 is a deficient number, since it is larger than the sum of its proper divisors (1518217831).
7161153005 is a wasteful number, since it uses less digits than its factorization.
7161153005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140608 (or 140507 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 29.
The square root of 7161153005 is about 84623.5960297127. The cubic root of 7161153005 is about 1927.4996934374.
The spelling of 7161153005 in words is "seven billion, one hundred sixty-one million, one hundred fifty-three thousand, five".
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