Base | Representation |
---|---|
bin | 10010101001011… |
… | …01100001010000 |
3 | 101220100011202120 |
4 | 21110231201100 |
5 | 310021034042 |
6 | 23304414240 |
7 | 3606404304 |
oct | 1124554120 |
9 | 356304676 |
10 | 156424272 |
11 | 8032a964 |
12 | 44477380 |
13 | 2653b054 |
14 | 16abbd04 |
15 | daecdec |
hex | 952d850 |
156424272 has 40 divisors (see below), whose sum is σ = 412699776. Its totient is φ = 51031296.
The previous prime is 156424267. The next prime is 156424273. The reversal of 156424272 is 272424651.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (156424273) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32413 + ... + 36924.
Almost surely, 2156424272 is an apocalyptic number.
156424272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
156424272 is an abundant number, since it is smaller than the sum of its proper divisors (256275504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156424272 is a wasteful number, since it uses less digits than its factorization.
156424272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69395 (or 69389 counting only the distinct ones).
The product of its digits is 26880, while the sum is 33.
The square root of 156424272 is about 12506.9689373565. The cubic root of 156424272 is about 538.8088421832.
The spelling of 156424272 in words is "one hundred fifty-six million, four hundred twenty-four thousand, two hundred seventy-two".
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