Base | Representation |
---|---|
bin | 1110101110001… |
… | …0011110011110 |
3 | 11022011222021212 |
4 | 3223202132132 |
5 | 111301320204 |
6 | 10043224422 |
7 | 1346552510 |
oct | 353423636 |
9 | 138158255 |
10 | 61745054 |
11 | 31942a78 |
12 | 18818112 |
13 | ca3b347 |
14 | 82b3bb0 |
15 | 5649c6e |
hex | 3ae279e |
61745054 has 32 divisors (see below), whose sum is σ = 113939136. Its totient is φ = 24491520.
The previous prime is 61745029. The next prime is 61745063. The reversal of 61745054 is 45054716.
It is a self number, because there is not a number n which added to its sum of digits gives 61745054.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12392 + ... + 16644.
It is an arithmetic number, because the mean of its divisors is an integer number (3560598).
Almost surely, 261745054 is an apocalyptic number.
61745054 is a deficient number, since it is larger than the sum of its proper divisors (52194082).
61745054 is a wasteful number, since it uses less digits than its factorization.
61745054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4340.
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 61745054 is about 7857.8021100051. The cubic root of 61745054 is about 395.2459164074.
It can be divided in two parts, 6174 and 5054, that multiplied together give a square (31203396 = 55862).
The spelling of 61745054 in words is "sixty-one million, seven hundred forty-five thousand, fifty-four".
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