Base | Representation |
---|---|
bin | 10101001000000000010… |
… | …011110000010110111001 |
3 | 12010210002202102110221011 |
4 | 111020000103300112321 |
5 | 142241042223443412 |
6 | 3030523105313521 |
7 | 206611403314600 |
oct | 25100023602671 |
9 | 5123082373834 |
10 | 1451704124857 |
11 | 50a734150598 |
12 | 1b54249358a1 |
13 | a6b837387ac |
14 | 503973b6a37 |
15 | 27b674207a7 |
hex | 152004f05b9 |
1451704124857 has 12 divisors (see below), whose sum is σ = 1698829130880. Its totient is φ = 1236866809416.
The previous prime is 1451704124833. The next prime is 1451704124953. The reversal of 1451704124857 is 7584214071541.
It is a de Polignac number, because none of the positive numbers 2k-1451704124857 is a prime.
It is a super-2 number, since 2×14517041248572 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a self number, because there is not a number n which added to its sum of digits gives 1451704124857.
It is not an unprimeable number, because it can be changed into a prime (1451704124357) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88694257 + ... + 88710622.
It is an arithmetic number, because the mean of its divisors is an integer number (141569094240).
Almost surely, 21451704124857 is an apocalyptic number.
It is an amenable number.
1451704124857 is a deficient number, since it is larger than the sum of its proper divisors (247125006023).
1451704124857 is a wasteful number, since it uses less digits than its factorization.
1451704124857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177405060 (or 177405053 counting only the distinct ones).
The product of its (nonzero) digits is 1254400, while the sum is 49.
The spelling of 1451704124857 in words is "one trillion, four hundred fifty-one billion, seven hundred four million, one hundred twenty-four thousand, eight hundred fifty-seven".
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