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61341028 = 2272190751
BaseRepresentation
bin1110100111111…
…1110101100100
311021102110001221
43221333311210
5111200403103
610030430124
71343250550
oct351776544
9137373057
1061341028
1131697471
1218662344
13c929488
14820a860
1555ba1bd
hex3a7fd64

61341028 has 12 divisors (see below), whose sum is σ = 122682112. Its totient is φ = 26289000.

The previous prime is 61341011. The next prime is 61341041. The reversal of 61341028 is 82014316.

61341028 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 61340993 and 61341011.

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 3 ways as a sum of consecutive naturals, for example, 1095348 + ... + 1095403.

Almost surely, 261341028 is an apocalyptic number.

It is an amenable number.

61341028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

61341028 is a wasteful number, since it uses less digits than its factorization.

61341028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2190762 (or 2190760 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 61341028 is about 7832.0513277174. The cubic root of 61341028 is about 394.3819378628.

The spelling of 61341028 in words is "sixty-one million, three hundred forty-one thousand, twenty-eight".

Divisors: 1 2 4 7 14 28 2190751 4381502 8763004 15335257 30670514 61341028