Base | Representation |
---|---|
bin | 1000000101110… |
… | …10101100010000 |
3 | 11201201100000021 |
4 | 10002322230100 |
5 | 114333423202 |
6 | 10422433224 |
7 | 1452626035 |
oct | 402725420 |
9 | 151640007 |
10 | 67873552 |
11 | 3534944a |
12 | 1a892814 |
13 | 110a5986 |
14 | 902b38c |
15 | 5e5aa37 |
hex | 40bab10 |
67873552 has 40 divisors (see below), whose sum is σ = 138116160. Its totient is φ = 32250240.
The previous prime is 67873517. The next prime is 67873579. The reversal of 67873552 is 25537876.
It is a super-2 number, since 2×678735522 = 9213638122193408, which contains 22 as substring.
Its product of digits (352800) is a multiple of the sum of its prime divisors (1225).
It is a junction number, because it is equal to n+sod(n) for n = 67873499 and 67873508.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66099 + ... + 67117.
It is an arithmetic number, because the mean of its divisors is an integer number (3452904).
Almost surely, 267873552 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 67873552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69058080).
67873552 is an abundant number, since it is smaller than the sum of its proper divisors (70242608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67873552 is a wasteful number, since it uses less digits than its factorization.
67873552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1231 (or 1225 counting only the distinct ones).
The product of its digits is 352800, while the sum is 43.
The square root of 67873552 is about 8238.5406474691. The cubic root of 67873552 is about 407.9123546197.
The spelling of 67873552 in words is "sixty-seven million, eight hundred seventy-three thousand, five hundred fifty-two".
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