Base | Representation |
---|---|
bin | 1101001110101010000… |
… | …01011111101010101110 |
3 | 1121110021001120010011120 |
4 | 12213111001133222232 |
5 | 24421402122124232 |
6 | 544452035401410 |
7 | 44561030020524 |
oct | 6472501375256 |
9 | 1543231503146 |
10 | 454545504942 |
11 | 1658540a6601 |
12 | 74116453266 |
13 | 33b2c027c59 |
14 | 18000486314 |
15 | bc5536992c |
hex | 69d505faae |
454545504942 has 32 divisors (see below), whose sum is σ = 910575509760. Its totient is φ = 151267958400.
The previous prime is 454545504929. The next prime is 454545504949. The reversal of 454545504942 is 249405545454.
It is a super-2 number, since 2×4545455049422 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (454545504949) 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, 9213942 + ... + 9263142.
It is an arithmetic number, because the mean of its divisors is an integer number (28455484680).
Almost surely, 2454545504942 is an apocalyptic number.
454545504942 is an abundant number, since it is smaller than the sum of its proper divisors (456030004818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
454545504942 is a wasteful number, since it uses less digits than its factorization.
454545504942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51688.
The product of its (nonzero) digits is 11520000, while the sum is 51.
The spelling of 454545504942 in words is "four hundred fifty-four billion, five hundred forty-five million, five hundred four thousand, nine hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •