Base | Representation |
---|---|
bin | 10001110101101… |
… | …10011111001100 |
3 | 101102120202201001 |
4 | 20322312133030 |
5 | 301302122020 |
6 | 22503230044 |
7 | 3464651362 |
oct | 1072663714 |
9 | 342522631 |
10 | 149645260 |
11 | 7751a776 |
12 | 42148324 |
13 | 250065bb |
14 | 15c35632 |
15 | d20e50a |
hex | 8eb67cc |
149645260 has 12 divisors (see below), whose sum is σ = 314255088. Its totient is φ = 59858096.
The previous prime is 149645257. The next prime is 149645263. The reversal of 149645260 is 62546941.
It is an interprime number because it is at equal distance from previous prime (149645257) and next prime (149645263).
It is a super-3 number, since 3×1496452603 (a number of 26 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (149645263) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3741112 + ... + 3741151.
It is an arithmetic number, because the mean of its divisors is an integer number (26187924).
Almost surely, 2149645260 is an apocalyptic number.
149645260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
149645260 is an abundant number, since it is smaller than the sum of its proper divisors (164609828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149645260 is a wasteful number, since it uses less digits than its factorization.
149645260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7482272 (or 7482270 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 149645260 is about 12232.9579415610. The cubic root of 149645260 is about 530.9101011918.
The spelling of 149645260 in words is "one hundred forty-nine million, six hundred forty-five thousand, two hundred sixty".
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