Base | Representation |
---|---|
bin | 10001100001000… |
… | …11011110100010 |
3 | 101020111121221202 |
4 | 20300203132202 |
5 | 300104232304 |
6 | 22325321202 |
7 | 3433006601 |
oct | 1060433642 |
9 | 336447852 |
10 | 146945954 |
11 | 75a46741 |
12 | 41266202 |
13 | 2459ca8c |
14 | 15731a38 |
15 | cd7981e |
hex | 8c237a2 |
146945954 has 12 divisors (see below), whose sum is σ = 221920674. Its totient is φ = 72973824.
The previous prime is 146945893. The next prime is 146945959. The reversal of 146945954 is 459549641.
It can be written as a sum of positive squares in 3 ways, for example, as 25351225 + 121594729 = 5035^2 + 11027^2 .
It is a super-2 number, since 2×1469459542 = 43186226793940232, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 146945899 and 146945908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (146945959) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237854 + ... + 238470.
Almost surely, 2146945954 is an apocalyptic number.
146945954 is a deficient number, since it is larger than the sum of its proper divisors (74974720).
146945954 is an frugal number, since it uses more digits than its factorization.
146945954 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1429 (or 812 counting only the distinct ones).
The product of its digits is 777600, while the sum is 47.
The square root of 146945954 is about 12122.1266286077. The cubic root of 146945954 is about 527.6985217456.
The spelling of 146945954 in words is "one hundred forty-six million, nine hundred forty-five thousand, nine hundred fifty-four".
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