Base | Representation |
---|---|
bin | 1001001110110… |
… | …11001111001110 |
3 | 12101201120021000 |
4 | 10213123033032 |
5 | 124311202141 |
6 | 11403521130 |
7 | 1630156251 |
oct | 447331716 |
9 | 171646230 |
10 | 77444046 |
11 | 3a795949 |
12 | 21b291a6 |
13 | 13076ba4 |
14 | a3dd098 |
15 | 6beb5b6 |
hex | 49db3ce |
77444046 has 16 divisors (see below), whose sum is σ = 172098000. Its totient is φ = 25814664.
The previous prime is 77444041. The next prime is 77444053. The reversal of 77444046 is 64044477.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 77444046.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (77444041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717021 + ... + 717128.
It is an arithmetic number, because the mean of its divisors is an integer number (10756125).
Almost surely, 277444046 is an apocalyptic number.
77444046 is an abundant number, since it is smaller than the sum of its proper divisors (94653954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
77444046 is a wasteful number, since it uses less digits than its factorization.
77444046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1434160 (or 1434154 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 36.
The square root of 77444046 is about 8800.2298833610. The cubic root of 77444046 is about 426.2483178326.
The spelling of 77444046 in words is "seventy-seven million, four hundred forty-four thousand, forty-six".
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