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17211012093 = 3211374698611
BaseRepresentation
bin10000000001110110…
…110011001111111101
31122102110120000002100
4100001312303033331
5240222004341333
611523455415313
71146335121552
oct200166631775
948373500070
1017211012093
117332193140
123403b24539
131813934b32
14b93b2aa29
156aaea9213
hex401db33fd

17211012093 has 24 divisors (see below), whose sum is σ = 27853371936. Its totient is φ = 10148997600.

The previous prime is 17211012073. The next prime is 17211012139. The reversal of 17211012093 is 39021011271.

It is not a de Polignac number, because 17211012093 - 26 = 17211012029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17211012043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2345643 + ... + 2352968.

It is an arithmetic number, because the mean of its divisors is an integer number (1160557164).

Almost surely, 217211012093 is an apocalyptic number.

It is an amenable number.

17211012093 is a deficient number, since it is larger than the sum of its proper divisors (10642359843).

17211012093 is a wasteful number, since it uses less digits than its factorization.

17211012093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698665 (or 4698662 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 27.

The spelling of 17211012093 in words is "seventeen billion, two hundred eleven million, twelve thousand, ninety-three".

Divisors: 1 3 9 11 33 37 99 111 333 407 1221 3663 4698611 14095833 42287499 51684721 155054163 173848607 465162489 521545821 1564637463 1912334677 5737004031 17211012093