Base | Representation |
---|---|
bin | 10001100010010… |
… | …01000101111111 |
3 | 101020210110022022 |
4 | 20301021011333 |
5 | 300124200111 |
6 | 22332510355 |
7 | 3434221031 |
oct | 1061110577 |
9 | 336713268 |
10 | 147100031 |
11 | 76041481 |
12 | 4131b3bb |
13 | 24624c50 |
14 | 15771c51 |
15 | cdaa2db |
hex | 8c4917f |
147100031 has 16 divisors (see below), whose sum is σ = 169047648. Its totient is φ = 126796800.
The previous prime is 147100027. The next prime is 147100043. The reversal of 147100031 is 130001741.
147100031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 147100031 - 22 = 147100027 is a prime.
It is a super-2 number, since 2×1471000312 = 43276838240401922, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 147099982 and 147100009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147100091) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26411 + ... + 31491.
It is an arithmetic number, because the mean of its divisors is an integer number (10565478).
Almost surely, 2147100031 is an apocalyptic number.
147100031 is a deficient number, since it is larger than the sum of its proper divisors (21947617).
147100031 is a wasteful number, since it uses less digits than its factorization.
147100031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5242.
The product of its (nonzero) digits is 84, while the sum is 17.
The square root of 147100031 is about 12128.4801603499. The cubic root of 147100031 is about 527.8828929428.
Adding to 147100031 its reverse (130001741), we get a palindrome (277101772).
The spelling of 147100031 in words is "one hundred forty-seven million, one hundred thousand, thirty-one".
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