Base | Representation |
---|---|
bin | 1000111110101000110… |
… | …1010010010011011001 |
3 | 112202011011121210200022 |
4 | 2033222031102103121 |
5 | 10011402310103440 |
6 | 154510221320225 |
7 | 14100352423631 |
oct | 2175215222331 |
9 | 482134553608 |
10 | 154253206745 |
11 | 5a466a06350 |
12 | 25a8b106075 |
13 | 11713797041 |
14 | 76745b76c1 |
15 | 402c1bdcb5 |
hex | 23ea3524d9 |
154253206745 has 64 divisors (see below), whose sum is σ = 210607423488. Its totient is φ = 107444064000.
The previous prime is 154253206727. The next prime is 154253206753. The reversal of 154253206745 is 547602352451.
154253206745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 154253206745 - 222 = 154249012441 is a prime.
It is a super-2 number, since 2×1542532067452 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 154253206696 and 154253206705.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 112346879 + ... + 112348251.
It is an arithmetic number, because the mean of its divisors is an integer number (3290740992).
Almost surely, 2154253206745 is an apocalyptic number.
It is an amenable number.
154253206745 is a deficient number, since it is larger than the sum of its proper divisors (56354216743).
154253206745 is a wasteful number, since it uses less digits than its factorization.
154253206745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2054.
The product of its (nonzero) digits is 1008000, while the sum is 44.
The spelling of 154253206745 in words is "one hundred fifty-four billion, two hundred fifty-three million, two hundred six thousand, seven hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •