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41901885729 = 3211423251371
BaseRepresentation
bin100111000001100011…
…000000100100100001
311000011012210100020200
4213001203000210201
51141303340320404
631125514455413
73012240103104
oct470143004441
9130135710220
1041901885729
1116852581a30
128154a34569
133c4a0c6532
14205700673b
151153968839
hex9c18c0921

41901885729 has 12 divisors (see below), whose sum is σ = 66027214032. Its totient is φ = 25395082200.

The previous prime is 41901885667. The next prime is 41901885769. The reversal of 41901885729 is 92758810914.

It is a happy number.

It is not a de Polignac number, because 41901885729 - 27 = 41901885601 is a prime.

It is a super-2 number, since 2×419018857292 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41901885769) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211625587 + ... + 211625784.

It is an arithmetic number, because the mean of its divisors is an integer number (5502267836).

Almost surely, 241901885729 is an apocalyptic number.

It is an amenable number.

41901885729 is a deficient number, since it is larger than the sum of its proper divisors (24125328303).

41901885729 is a wasteful number, since it uses less digits than its factorization.

41901885729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423251388 (or 423251385 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 54.

The spelling of 41901885729 in words is "forty-one billion, nine hundred one million, eight hundred eighty-five thousand, seven hundred twenty-nine".

Divisors: 1 3 9 11 33 99 423251371 1269754113 3809262339 4655765081 13967295243 41901885729