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17490093 = 3172411423
BaseRepresentation
bin100001010111…
…0000010101101
31012220120220020
41002232002231
513434140333
61422512353
7301443345
oct102560255
935816806
1017490093
119966625
125a356b9
133814b8a
142473d25
1518073b3
hex10ae0ad

17490093 has 16 divisors (see below), whose sum is σ = 24811776. Its totient is φ = 10920960.

The previous prime is 17490079. The next prime is 17490101. The reversal of 17490093 is 39009471.

It is not a de Polignac number, because 17490093 - 26 = 17490029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17490023) 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 15 ways as a sum of consecutive naturals, for example, 11580 + ... + 13002.

It is an arithmetic number, because the mean of its divisors is an integer number (1550736).

Almost surely, 217490093 is an apocalyptic number.

It is an amenable number.

17490093 is a deficient number, since it is larger than the sum of its proper divisors (7321683).

17490093 is a wasteful number, since it uses less digits than its factorization.

17490093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 17490093 is about 4182.1158520538. The cubic root of 17490093 is about 259.5757034264.

The spelling of 17490093 in words is "seventeen million, four hundred ninety thousand, ninety-three".

Divisors: 1 3 17 51 241 723 1423 4097 4269 12291 24191 72573 342943 1028829 5830031 17490093