Base | Representation |
---|---|
bin | 1111101110101… |
… | …10101000010010 |
3 | 100012021210220121 |
4 | 13313112220102 |
5 | 232234413442 |
6 | 21032100454 |
7 | 3161365102 |
oct | 767265022 |
9 | 305253817 |
10 | 131951122 |
11 | 68534916 |
12 | 3823472a |
13 | 2144c8b4 |
14 | 1374b202 |
15 | b8b6967 |
hex | 7dd6a12 |
131951122 has 8 divisors (see below), whose sum is σ = 199255500. Its totient is φ = 65532624.
The previous prime is 131951119. The next prime is 131951123. The reversal of 131951122 is 221159131.
131951122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 130850721 + 1100401 = 11439^2 + 1049^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1319511222 = 34822197194117768, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (131951123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221097 + ... + 221692.
Almost surely, 2131951122 is an apocalyptic number.
131951122 is a deficient number, since it is larger than the sum of its proper divisors (67304378).
131951122 is a wasteful number, since it uses less digits than its factorization.
131951122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 442940.
The product of its digits is 540, while the sum is 25.
The square root of 131951122 is about 11486.9979542089. The cubic root of 131951122 is about 509.1014834132.
It can be divided in two parts, 1319 and 51122, that added together give a square (52441 = 2292).
The spelling of 131951122 in words is "one hundred thirty-one million, nine hundred fifty-one thousand, one hundred twenty-two".
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