Base | Representation |
---|---|
bin | 10010001010100… |
… | …10000000011100 |
3 | 101121201200021020 |
4 | 21011102000130 |
5 | 303002120140 |
6 | 23042004140 |
7 | 3530126604 |
oct | 1105220034 |
9 | 347650236 |
10 | 152379420 |
11 | 79017a06 |
12 | 43046650 |
13 | 25752c4b |
14 | 16347c04 |
15 | d59e6d0 |
hex | 915201c |
152379420 has 24 divisors (see below), whose sum is σ = 426662544. Its totient is φ = 40634496.
The previous prime is 152379413. The next prime is 152379421. The reversal of 152379420 is 24973251.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152379421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269769 + ... + 1269888.
It is an arithmetic number, because the mean of its divisors is an integer number (17777606).
Almost surely, 2152379420 is an apocalyptic number.
152379420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152379420 is an abundant number, since it is smaller than the sum of its proper divisors (274283124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152379420 is a wasteful number, since it uses less digits than its factorization.
152379420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2539669 (or 2539667 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 33.
The square root of 152379420 is about 12344.2059282888. The cubic root of 152379420 is about 534.1240155793.
The spelling of 152379420 in words is "one hundred fifty-two million, three hundred seventy-nine thousand, four hundred twenty".
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