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17421068 = 227288883
BaseRepresentation
bin100001001110…
…1001100001100
31012210002012202
41002131030030
513424433233
61421221032
7301035200
oct102351414
935702182
1017421068
119919785
125a01778
1337bc632
142456b00
1517e1be8
hex109d30c

17421068 has 18 divisors (see below), whose sum is σ = 35464716. Its totient is φ = 7466088.

The previous prime is 17421059. The next prime is 17421071. The reversal of 17421068 is 86012471.

It is a super-2 number, since 2×174210682 = 606987220521248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 17421068.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44246 + ... + 44637.

It is an arithmetic number, because the mean of its divisors is an integer number (1970262).

Almost surely, 217421068 is an apocalyptic number.

It is an amenable number.

17421068 is an abundant number, since it is smaller than the sum of its proper divisors (18043648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

17421068 is a wasteful number, since it uses less digits than its factorization.

17421068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88901 (or 88892 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 17421068 is about 4173.8552921729. The cubic root of 17421068 is about 259.2337796688.

The spelling of 17421068 in words is "seventeen million, four hundred twenty-one thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 49 98 196 88883 177766 355532 622181 1244362 2488724 4355267 8710534 17421068