Base | Representation |
---|---|
bin | 100011100010011110… |
… | …0101001100010011000 |
3 | 21021222210001111102000 |
4 | 1013010330221202120 |
5 | 2222300040132034 |
6 | 55021010041000 |
7 | 5341151023623 |
oct | 1070474514230 |
9 | 237883044360 |
10 | 76318677144 |
11 | 2a4039a37a6 |
12 | 1295ab79160 |
13 | 7273550478 |
14 | 399dc9adba |
15 | 1eba1e6599 |
hex | 11c4f29898 |
76318677144 has 48 divisors (see below), whose sum is σ = 212007604200. Its totient is φ = 25438205664.
The previous prime is 76318677143. The next prime is 76318677217. The reversal of 76318677144 is 44177681367.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is a super-3 number, since 3×763186771443 (a number of 34 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76318677143) 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, 4050754 + ... + 4069550.
Almost surely, 276318677144 is an apocalyptic number.
It is an amenable number.
76318677144 is an abundant number, since it is smaller than the sum of its proper divisors (135688927056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76318677144 is an frugal number, since it uses more digits than its factorization.
76318677144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37609 (or 18802 counting only the distinct ones).
The product of its digits is 4741632, while the sum is 54.
Multiplying 76318677144 by its sum of digits (54), we get a square (4121208565776 = 20300762).
76318677144 divided by its sum of digits (54) gives a square (1413308836 = 375942).
The spelling of 76318677144 in words is "seventy-six billion, three hundred eighteen million, six hundred seventy-seven thousand, one hundred forty-four".
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