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61441677 = 3211620623
BaseRepresentation
bin1110101001100…
…0011010001101
311021121120010200
43222120122031
5111212113202
610032524113
71344150153
oct352303215
9137546120
1061441677
1131756050
12186b0639
13c96322b
1482353d3
1555d9e1c
hex3a9868d

61441677 has 12 divisors (see below), whose sum is σ = 96817344. Its totient is φ = 37237320.

The previous prime is 61441673. The next prime is 61441703. The reversal of 61441677 is 77614416.

61441677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61441677 - 22 = 61441673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61441673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310213 + ... + 310410.

It is an arithmetic number, because the mean of its divisors is an integer number (8068112).

Almost surely, 261441677 is an apocalyptic number.

It is an amenable number.

61441677 is a deficient number, since it is larger than the sum of its proper divisors (35375667).

61441677 is a wasteful number, since it uses less digits than its factorization.

61441677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620640 (or 620637 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 61441677 is about 7838.4741499861. The cubic root of 61441677 is about 394.5975219971.

The spelling of 61441677 in words is "sixty-one million, four hundred forty-one thousand, six hundred seventy-seven".

Divisors: 1 3 9 11 33 99 620623 1861869 5585607 6826853 20480559 61441677