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61253122 = 279534591
BaseRepresentation
bin1110100110101…
…0011000000010
311021020222111011
43221222120002
5111140044442
610024511134
71342433350
oct351523002
9137228434
1061253122
1131637417
121861b4aa
13c8c8468
1481c67d0
15559e117
hex3a6a602

61253122 has 16 divisors (see below), whose sum is σ = 105138432. Its totient is φ = 26218080.

The previous prime is 61253099. The next prime is 61253147. The reversal of 61253122 is 22135216.

It is a junction number, because it is equal to n+sod(n) for n = 61253093 and 61253102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11047 + ... + 15637.

It is an arithmetic number, because the mean of its divisors is an integer number (6571152).

Almost surely, 261253122 is an apocalyptic number.

61253122 is a deficient number, since it is larger than the sum of its proper divisors (43885310).

61253122 is a wasteful number, since it uses less digits than its factorization.

61253122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5553.

The product of its digits is 720, while the sum is 22.

The square root of 61253122 is about 7826.4373759713. The cubic root of 61253122 is about 394.1934554622.

Adding to 61253122 its reverse (22135216), we get a palindrome (83388338).

The spelling of 61253122 in words is "sixty-one million, two hundred fifty-three thousand, one hundred twenty-two".

Divisors: 1 2 7 14 953 1906 4591 6671 9182 13342 32137 64274 4375223 8750446 30626561 61253122