Base | Representation |
---|---|
bin | 1110100110001… |
… | …1110111011100 |
3 | 11021012121220200 |
4 | 3221203313130 |
5 | 111133221320 |
6 | 10024143500 |
7 | 1342262541 |
oct | 351436734 |
9 | 137177820 |
10 | 61226460 |
11 | 31619389 |
12 | 18607b90 |
13 | c8b9299 |
14 | 81babc8 |
15 | 5596290 |
hex | 3a63ddc |
61226460 has 108 divisors (see below), whose sum is σ = 194448072. Its totient is φ = 15592896.
The previous prime is 61226449. The next prime is 61226461. The reversal of 61226460 is 6462216.
It is a happy number.
61226460 is a `hidden beast` number, since 6 + 12 + 2 + 646 + 0 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61226461) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 94899 + ... + 95541.
Almost surely, 261226460 is an apocalyptic number.
61226460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61226460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97224036).
61226460 is an abundant number, since it is smaller than the sum of its proper divisors (133221612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61226460 is a wasteful number, since it uses less digits than its factorization.
61226460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 704 (or 676 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 61226460 is about 7824.7338612888. The cubic root of 61226460 is about 394.1362528748.
Adding to 61226460 its reverse (6462216), we get a palindrome (67688676).
It can be divided in two parts, 612 and 26460, that added together give a palindrome (27072).
The spelling of 61226460 in words is "sixty-one million, two hundred twenty-six thousand, four hundred sixty".
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