Base | Representation |
---|---|
bin | 100000110110011… |
… | …111000101111010 |
3 | 1102102002112012200 |
4 | 200312133011322 |
5 | 2112043412132 |
6 | 130405051030 |
7 | 16441506045 |
oct | 4066370572 |
9 | 1372075180 |
10 | 551154042 |
11 | 26312620a |
12 | 1346b6a76 |
13 | 8a25586a |
14 | 532adc5c |
15 | 335bed7c |
hex | 20d9f17a |
551154042 has 48 divisors (see below), whose sum is σ = 1266363072. Its totient is φ = 172644480.
The previous prime is 551154017. The next prime is 551154061. The reversal of 551154042 is 240451155.
It is a junction number, because it is equal to n+sod(n) for n = 551153997 and 551154015.
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, 314613 + ... + 316359.
It is an arithmetic number, because the mean of its divisors is an integer number (26382564).
Almost surely, 2551154042 is an apocalyptic number.
551154042 is an abundant number, since it is smaller than the sum of its proper divisors (715209030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
551154042 is a wasteful number, since it uses less digits than its factorization.
551154042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2803 (or 2800 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 27.
The square root of 551154042 is about 23476.6701642290. The cubic root of 551154042 is about 819.8939194520.
The spelling of 551154042 in words is "five hundred fifty-one million, one hundred fifty-four thousand, forty-two".
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