Base | Representation |
---|---|
bin | 10010001111011… |
… | …11101111110000 |
3 | 101122221111112212 |
4 | 21013233233300 |
5 | 303133304040 |
6 | 23103511252 |
7 | 3535460354 |
oct | 1107575760 |
9 | 348844485 |
10 | 153025520 |
11 | 7941937a |
12 | 432b8528 |
13 | 2591b05b |
14 | 16475464 |
15 | d67ad65 |
hex | 91efbf0 |
153025520 has 40 divisors (see below), whose sum is σ = 360671856. Its totient is φ = 60369408.
The previous prime is 153025513. The next prime is 153025529. The reversal of 153025520 is 25520351.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (153025529) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7262 + ... + 18941.
Almost surely, 2153025520 is an apocalyptic number.
153025520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
153025520 is an abundant number, since it is smaller than the sum of its proper divisors (207646336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
153025520 is a wasteful number, since it uses less digits than its factorization.
153025520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26289 (or 26283 counting only the distinct ones).
The product of its (nonzero) digits is 1500, while the sum is 23.
The square root of 153025520 is about 12370.3484186986. The cubic root of 153025520 is about 534.8778595603.
Adding to 153025520 its reverse (25520351), we get a palindrome (178545871).
The spelling of 153025520 in words is "one hundred fifty-three million, twenty-five thousand, five hundred twenty".
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