Base | Representation |
---|---|
bin | 10001110100011… |
… | …00110000010101 |
3 | 101102021002020010 |
4 | 20322030300111 |
5 | 301231134300 |
6 | 22455430433 |
7 | 3463340130 |
oct | 1072146025 |
9 | 342232203 |
10 | 149474325 |
11 | 77413300 |
12 | 42085419 |
13 | 24c76860 |
14 | 15bcd217 |
15 | d1c8a50 |
hex | 8e8cc15 |
149474325 has 144 divisors (see below), whose sum is σ = 336172928. Its totient is φ = 57024000.
The previous prime is 149474293. The next prime is 149474327. The reversal of 149474325 is 523474941.
It is not a de Polignac number, because 149474325 - 25 = 149474293 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149474327) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 825735 + ... + 825915.
Almost surely, 2149474325 is an apocalyptic number.
149474325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
149474325 is the 7059-th octagonal number.
It is an amenable number.
149474325 is an abundant number, since it is smaller than the sum of its proper divisors (186698603).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149474325 is a wasteful number, since it uses less digits than its factorization.
149474325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236 (or 220 counting only the distinct ones).
The product of its digits is 120960, while the sum is 39.
The square root of 149474325 is about 12225.9692867273. The cubic root of 149474325 is about 530.7078769580.
It can be divided in two parts, 149 and 474325, that added together give a palindrome (474474).
The spelling of 149474325 in words is "one hundred forty-nine million, four hundred seventy-four thousand, three hundred twenty-five".
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