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10491741 = 331371421
BaseRepresentation
bin101000000001…
…011101011101
3201202000222000
4220001131131
510141213431
61012512513
7155115111
oct50013535
921660860
1010491741
115a16667
12361b739
132234640
141571741
15dc39e6
hexa0175d

10491741 has 32 divisors (see below), whose sum is σ = 17015040. Its totient is φ = 6350400.

The previous prime is 10491739. The next prime is 10491769. The reversal of 10491741 is 14719401.

It is not a de Polignac number, because 10491741 - 21 = 10491739 is a prime.

It is a super-2 number, since 2×104917412 = 220153258422162, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10491241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24711 + ... + 25131.

It is an arithmetic number, because the mean of its divisors is an integer number (531720).

Almost surely, 210491741 is an apocalyptic number.

It is an amenable number.

10491741 is a deficient number, since it is larger than the sum of its proper divisors (6523299).

10491741 is a wasteful number, since it uses less digits than its factorization.

10491741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 10491741 is about 3239.0957071380. The cubic root of 10491741 is about 218.9185285241.

The spelling of 10491741 in words is "ten million, four hundred ninety-one thousand, seven hundred forty-one".

Divisors: 1 3 9 13 27 39 71 117 213 351 421 639 923 1263 1917 2769 3789 5473 8307 11367 16419 24921 29891 49257 89673 147771 269019 388583 807057 1165749 3497247 10491741