Base | Representation |
---|---|
bin | 1000011101111011000… |
… | …0111111100100001100 |
3 | 111220111010221000121000 |
4 | 2013132300333210030 |
5 | 4340411123242441 |
6 | 150454550540300 |
7 | 13336625461512 |
oct | 2073660774414 |
9 | 456433830530 |
10 | 145471305996 |
11 | 5676a83a335 |
12 | 2423a067690 |
13 | 1094426a273 |
14 | 70801364b2 |
15 | 3bb62242b6 |
hex | 21dec3f90c |
145471305996 has 48 divisors (see below), whose sum is σ = 379550090080. Its totient is φ = 48181573440.
The previous prime is 145471305979. The next prime is 145471305997. The reversal of 145471305996 is 699503174541.
145471305996 is a `hidden beast` number, since 1 + 4 + 5 + 47 + 1 + 3 + 0 + 599 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (145471305997) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4272715 + ... + 4306626.
Almost surely, 2145471305996 is an apocalyptic number.
It is an amenable number.
145471305996 is an abundant number, since it is smaller than the sum of its proper divisors (234078784084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145471305996 is a wasteful number, since it uses less digits than its factorization.
145471305996 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8579511 (or 8579503 counting only the distinct ones).
The product of its (nonzero) digits is 4082400, while the sum is 54.
The spelling of 145471305996 in words is "one hundred forty-five billion, four hundred seventy-one million, three hundred five thousand, nine hundred ninety-six".
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