Base | Representation |
---|---|
bin | 10001100110111… |
… | …01001010101100 |
3 | 101021221021021121 |
4 | 20303131022230 |
5 | 300303102130 |
6 | 22353510324 |
7 | 3442325212 |
oct | 1063351254 |
9 | 337837247 |
10 | 147706540 |
11 | 76416123 |
12 | 415723a4 |
13 | 247a8027 |
14 | 1588ccb2 |
15 | ce79d7a |
hex | 8cdd2ac |
147706540 has 24 divisors (see below), whose sum is σ = 328430592. Its totient is φ = 55607040.
The previous prime is 147706487. The next prime is 147706549. The reversal of 147706540 is 45607741.
It is a happy number.
147706540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a junction number, because it is equal to n+sod(n) for n = 147706496 and 147706505.
It is not an unprimeable number, because it can be changed into a prime (147706549) 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, 216876 + ... + 217555.
It is an arithmetic number, because the mean of its divisors is an integer number (13684608).
Almost surely, 2147706540 is an apocalyptic number.
147706540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
147706540 is an abundant number, since it is smaller than the sum of its proper divisors (180724052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147706540 is a wasteful number, since it uses less digits than its factorization.
147706540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434457 (or 434455 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 34.
The square root of 147706540 is about 12153.4579441408. The cubic root of 147706540 is about 528.6074037916.
The spelling of 147706540 in words is "one hundred forty-seven million, seven hundred six thousand, five hundred forty".
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