Base | Representation |
---|---|
bin | 10010001010000… |
… | …01110100010001 |
3 | 101121121022022010 |
4 | 21011001310101 |
5 | 302443004410 |
6 | 23040333133 |
7 | 3526432350 |
oct | 1105016421 |
9 | 347538263 |
10 | 152313105 |
11 | 78a820aa |
12 | 430141a9 |
13 | 2572b9c9 |
14 | 1632b997 |
15 | d589c20 |
hex | 9141d11 |
152313105 has 32 divisors (see below), whose sum is σ = 282451968. Its totient is φ = 68644800.
The previous prime is 152313103. The next prime is 152313131. The reversal of 152313105 is 501313251.
It is not a de Polignac number, because 152313105 - 21 = 152313103 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (152313103) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2761 + ... + 17670.
It is an arithmetic number, because the mean of its divisors is an integer number (8826624).
Almost surely, 2152313105 is an apocalyptic number.
152313105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
152313105 is a deficient number, since it is larger than the sum of its proper divisors (130138863).
152313105 is a wasteful number, since it uses less digits than its factorization.
152313105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20517.
The product of its (nonzero) digits is 450, while the sum is 21.
The square root of 152313105 is about 12341.5195579799. The cubic root of 152313105 is about 534.0465213577.
Adding to 152313105 its reverse (501313251), we get a palindrome (653626356).
It can be divided in two parts, 15231 and 3105, that added together give a triangular number (18336 = T191).
The spelling of 152313105 in words is "one hundred fifty-two million, three hundred thirteen thousand, one hundred five".
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