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61341030415 = 5719330727893
BaseRepresentation
bin111001001000001101…
…011101100000001111
312212022221222012122101
4321020031131200033
52001111300433130
644102451055531
74301042104240
oct711015354017
9185287865571
1061341030415
112401845a065
12ba7aba15a7
135a2752ca02
142d7ca14cc7
1518e034a1ca
hexe4835d80f

61341030415 has 32 divisors (see below), whose sum is σ = 88582417920. Its totient is φ = 39835131264.

The previous prime is 61341030371. The next prime is 61341030431. The reversal of 61341030415 is 51403014316.

It is not a de Polignac number, because 61341030415 - 27 = 61341030287 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 2185209 + ... + 2213101.

It is an arithmetic number, because the mean of its divisors is an integer number (2768200560).

Almost surely, 261341030415 is an apocalyptic number.

61341030415 is a deficient number, since it is larger than the sum of its proper divisors (27241387505).

61341030415 is a wasteful number, since it uses less digits than its factorization.

61341030415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31231.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 61341030415 in words is "sixty-one billion, three hundred forty-one million, thirty thousand, four hundred fifteen".

Divisors: 1 5 7 19 35 95 133 665 3307 16535 23149 27893 62833 115745 139465 195251 314165 439831 529967 976255 2199155 2649835 3709769 18548845 92242151 461210755 645695057 1752600869 3228475285 8763004345 12268206083 61341030415