Base | Representation |
---|---|
bin | 10010010111000… |
… | …10100101101000 |
3 | 101201211000222212 |
4 | 21023202211220 |
5 | 303412121300 |
6 | 23141104252 |
7 | 3550102325 |
oct | 1113424550 |
9 | 351730885 |
10 | 154020200 |
11 | 79a38724 |
12 | 436b8088 |
13 | 25ba8a19 |
14 | 16653b4c |
15 | d7c5935 |
hex | 92e2968 |
154020200 has 24 divisors (see below), whose sum is σ = 358097430. Its totient is φ = 61608000.
The previous prime is 154020197. The next prime is 154020211. The reversal of 154020200 is 2020451.
It can be written as a sum of positive squares in 3 ways, for example, as 56761156 + 97259044 = 7534^2 + 9862^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 384851 + ... + 385250.
Almost surely, 2154020200 is an apocalyptic number.
154020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
154020200 is an abundant number, since it is smaller than the sum of its proper divisors (204077230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154020200 is a wasteful number, since it uses less digits than its factorization.
154020200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 770117 (or 770108 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 14.
The square root of 154020200 is about 12410.4875004973. The cubic root of 154020200 is about 536.0342760438.
Adding to 154020200 its reverse (2020451), we get a palindrome (156040651).
The spelling of 154020200 in words is "one hundred fifty-four million, twenty thousand, two hundred".
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