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61258482 = 23283131313
BaseRepresentation
bin1110100110101…
…1101011110010
311021021020211200
43221223223302
5111140232412
610024552030
71342455105
oct351535362
9137236750
1061258482
113164044a
1218622616
13c8caa2c
1481c873c
1555a09dc
hex3a6baf2

61258482 has 48 divisors (see below), whose sum is σ = 135783648. Its totient is φ = 19955520.

The previous prime is 61258481. The next prime is 61258487. The reversal of 61258482 is 28485216.

It is not an unprimeable number, because it can be changed into a prime (61258481) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195558 + ... + 195870.

It is an arithmetic number, because the mean of its divisors is an integer number (2828826).

Almost surely, 261258482 is an apocalyptic number.

61258482 is an abundant number, since it is smaller than the sum of its proper divisors (74525166).

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

61258482 is a wasteful number, since it uses less digits than its factorization.

61258482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 532 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 61258482 is about 7826.7797975924. The cubic root of 61258482 is about 394.2049531907.

The spelling of 61258482 in words is "sixty-one million, two hundred fifty-eight thousand, four hundred eighty-two".

Divisors: 1 2 3 6 9 18 83 131 166 249 262 313 393 498 626 747 786 939 1179 1494 1878 2358 2817 5634 10873 21746 25979 32619 41003 51958 65238 77937 82006 97857 123009 155874 195714 233811 246018 369027 467622 738054 3403249 6806498 10209747 20419494 30629241 61258482