Base | Representation |
---|---|
bin | 100110101111… |
… | …011111111111 |
3 | 201002222110022 |
4 | 212233133333 |
5 | 10044443111 |
6 | 1001402355 |
7 | 152216264 |
oct | 46573777 |
9 | 21088408 |
10 | 10156031 |
11 | 5807416 |
12 | 34993bb |
13 | 21478b2 |
14 | 14c526b |
15 | d592db |
hex | 9af7ff |
10156031 has 4 divisors (see below), whose sum is σ = 10165200. Its totient is φ = 10146864.
The previous prime is 10156007. The next prime is 10156033. The reversal of 10156031 is 13065101.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 10156031 - 26 = 10155967 is a prime.
It is a super-3 number, since 3×101560313 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10156033) 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 3 ways as a sum of consecutive naturals, for example, 2651 + ... + 5228.
It is an arithmetic number, because the mean of its divisors is an integer number (2541300).
Almost surely, 210156031 is an apocalyptic number.
10156031 is a deficient number, since it is larger than the sum of its proper divisors (9169).
10156031 is an equidigital number, since it uses as much as digits as its factorization.
10156031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9168.
The product of its (nonzero) digits is 90, while the sum is 17.
The square root of 10156031 is about 3186.8528362634. The cubic root of 10156031 is about 216.5582197590.
The spelling of 10156031 in words is "ten million, one hundred fifty-six thousand, thirty-one".
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