Base | Representation |
---|---|
bin | 10010010000011… |
… | …00010010110100 |
3 | 101200011102221200 |
4 | 21020030102310 |
5 | 303201024302 |
6 | 23110212500 |
7 | 3536455311 |
oct | 1110142264 |
9 | 350142850 |
10 | 153142452 |
11 | 79499211 |
12 | 43354130 |
13 | 2595c348 |
14 | 164a5d08 |
15 | d6a081c |
hex | 920c4b4 |
153142452 has 36 divisors (see below), whose sum is σ = 393461796. Its totient is φ = 50209920.
The previous prime is 153142447. The next prime is 153142469. The reversal of 153142452 is 254241351.
It can be written as a sum of positive squares in 2 ways, for example, as 33108516 + 120033936 = 5754^2 + 10956^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×1531424522 = 46905221209144608, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32673 + ... + 37064.
Almost surely, 2153142452 is an apocalyptic number.
153142452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
153142452 is an abundant number, since it is smaller than the sum of its proper divisors (240319344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
153142452 is a wasteful number, since it uses less digits than its factorization.
153142452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69808 (or 69803 counting only the distinct ones).
The product of its digits is 4800, while the sum is 27.
The square root of 153142452 is about 12375.0738179617. The cubic root of 153142452 is about 535.0140643230.
It can be divided in two parts, 15314 and 2452, that added together give a triangular number (17766 = T188).
The spelling of 153142452 in words is "one hundred fifty-three million, one hundred forty-two thousand, four hundred fifty-two".
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