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61206234 = 2340125439
BaseRepresentation
bin1110100101111…
…0111011011010
311021011121011120
43221132323122
5111132044414
610023510110
71342146555
oct351367332
9137147146
1061206234
1131605171
12185b8336
13c8b000b
1481b369c
1555902a9
hex3a5eeda

61206234 has 16 divisors (see below), whose sum is σ = 122722560. Its totient is φ = 20350400.

The previous prime is 61206221. The next prime is 61206259. The reversal of 61206234 is 43260216.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10314 + ... + 15125.

It is an arithmetic number, because the mean of its divisors is an integer number (7670160).

Almost surely, 261206234 is an apocalyptic number.

61206234 is an abundant number, since it is smaller than the sum of its proper divisors (61516326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61206234 is a wasteful number, since it uses less digits than its factorization.

61206234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25845.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 61206234 is about 7823.4413144089. The cubic root of 61206234 is about 394.0928474701.

The spelling of 61206234 in words is "sixty-one million, two hundred six thousand, two hundred thirty-four".

Divisors: 1 2 3 6 401 802 1203 2406 25439 50878 76317 152634 10201039 20402078 30603117 61206234