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61017106941 = 3274322523849
BaseRepresentation
bin111000110100111001…
…110010100111111101
312211111101110012011200
4320310321302213331
51444430334410231
644010400210113
74260026565030
oct706471624775
9184441405150
1061017106941
112397162560a
12b9aa609939
1359a53a6a0b
142d4b9b5017
1518c1bb2be6
hexe34e729fd

61017106941 has 24 divisors (see below), whose sum is σ = 103069137600. Its totient is φ = 34056058176.

The previous prime is 61017106937. The next prime is 61017106973. The reversal of 61017106941 is 14960171016.

It is not a de Polignac number, because 61017106941 - 22 = 61017106937 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 61017106896 and 61017106905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61017106541) 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, 11259216 + ... + 11264633.

It is an arithmetic number, because the mean of its divisors is an integer number (4294547400).

Almost surely, 261017106941 is an apocalyptic number.

It is an amenable number.

61017106941 is a deficient number, since it is larger than the sum of its proper divisors (42052030659).

61017106941 is a wasteful number, since it uses less digits than its factorization.

61017106941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22523905 (or 22523902 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

Adding to 61017106941 its reverse (14960171016), we get a palindrome (75977277957).

The spelling of 61017106941 in words is "sixty-one billion, seventeen million, one hundred six thousand, nine hundred forty-one".

Divisors: 1 3 7 9 21 43 63 129 301 387 903 2709 22523849 67571547 157666943 202714641 473000829 968525507 1419002487 2905576521 6779678549 8716729563 20339035647 61017106941