Base | Representation |
---|---|
bin | 10010111110001001… |
… | …10101101110110010 |
3 | 222021210221120121011 |
4 | 21133010311232302 |
5 | 131324332220040 |
6 | 4402352421134 |
7 | 510252254404 |
oct | 113704655662 |
9 | 28253846534 |
10 | 10185038770 |
11 | 4357209415 |
12 | 1b82b477aa |
13 | c6413697a |
14 | 6c896cb74 |
15 | 3e925e3ea |
hex | 25f135bb2 |
10185038770 has 8 divisors (see below), whose sum is σ = 18333069804. Its totient is φ = 4074015504.
The previous prime is 10185038737. The next prime is 10185038771. The reversal of 10185038770 is 7783058101.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 8929683009 + 1255355761 = 94497^2 + 35431^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×101850387702 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10185038771) 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, 509251929 + ... + 509251948.
Almost surely, 210185038770 is an apocalyptic number.
10185038770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10185038770 is a deficient number, since it is larger than the sum of its proper divisors (8148031034).
10185038770 is a wasteful number, since it uses less digits than its factorization.
10185038770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1018503884.
The product of its (nonzero) digits is 47040, while the sum is 40.
The spelling of 10185038770 in words is "ten billion, one hundred eighty-five million, thirty-eight thousand, seven hundred seventy".
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