Base | Representation |
---|---|
bin | 10001101011110… |
… | …01001110001100 |
3 | 101100010202002200 |
4 | 20311321032030 |
5 | 300434030430 |
6 | 22415321500 |
7 | 3450626604 |
oct | 1065711614 |
9 | 340122080 |
10 | 148345740 |
11 | 76812394 |
12 | 41820290 |
13 | 2496cc5a |
14 | 159b7c04 |
15 | d054460 |
hex | 8d7938c |
148345740 has 72 divisors (see below), whose sum is σ = 476461440. Its totient is φ = 37231104.
The previous prime is 148345733. The next prime is 148345751. The reversal of 148345740 is 47543841.
148345740 is a `hidden beast` number, since 1 + 4 + 83 + 4 + 574 + 0 = 666.
148345740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1483457402 = 44012917152295200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 148345695 and 148345704.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21180 + ... + 27299.
It is an arithmetic number, because the mean of its divisors is an integer number (6617520).
Almost surely, 2148345740 is an apocalyptic number.
148345740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
148345740 is an abundant number, since it is smaller than the sum of its proper divisors (328115700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148345740 is a wasteful number, since it uses less digits than its factorization.
148345740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48511 (or 48506 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
The square root of 148345740 is about 12179.7265979167. The cubic root of 148345740 is about 529.3688226172.
The spelling of 148345740 in words is "one hundred forty-eight million, three hundred forty-five thousand, seven hundred forty".
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