Base | Representation |
---|---|
bin | 100001011101010… |
… | …111111101111010 |
3 | 1110010021110100020 |
4 | 201131113331322 |
5 | 2122201122344 |
6 | 131411351310 |
7 | 16624245321 |
oct | 4135277572 |
9 | 1403243306 |
10 | 561348474 |
11 | 268959465 |
12 | 137bb2536 |
13 | 8c3b4a7b |
14 | 547a50b8 |
15 | 34435719 |
hex | 21757f7a |
561348474 has 32 divisors (see below), whose sum is σ = 1151652480. Its totient is φ = 182347200.
The previous prime is 561348467. The next prime is 561348481. The reversal of 561348474 is 474843165.
It is an interprime number because it is at equal distance from previous prime (561348467) and next prime (561348481).
It is a super-2 number, since 2×5613484742 = 630224218524257352, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32859 + ... + 46929.
It is an arithmetic number, because the mean of its divisors is an integer number (35989140).
Almost surely, 2561348474 is an apocalyptic number.
561348474 is an abundant number, since it is smaller than the sum of its proper divisors (590304006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
561348474 is a wasteful number, since it uses less digits than its factorization.
561348474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14246.
The product of its digits is 322560, while the sum is 42.
The square root of 561348474 is about 23692.7937145454. The cubic root of 561348474 is about 824.9181303515.
The spelling of 561348474 in words is "five hundred sixty-one million, three hundred forty-eight thousand, four hundred seventy-four".
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