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34681404 = 2232890117
BaseRepresentation
bin1000010001001…
…1001000111100
32102020222221110
42010103020330
532334301104
63235202020
7600533652
oct204231074
972228843
1034681404
111863871a
12b746310
137253a54
14486add2
1530a0e89
hex211323c

34681404 has 12 divisors (see below), whose sum is σ = 80923304. Its totient is φ = 11560464.

The previous prime is 34681399. The next prime is 34681417. The reversal of 34681404 is 40418643.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×346814042 = 2405599566822432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1445047 + ... + 1445070.

Almost surely, 234681404 is an apocalyptic number.

It is an amenable number.

34681404 is an abundant number, since it is smaller than the sum of its proper divisors (46241900).

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

34681404 is a wasteful number, since it uses less digits than its factorization.

34681404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890124 (or 2890122 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 34681404 is about 5889.0919503774. The cubic root of 34681404 is about 326.1110816207. Note that the first 3 decimals are identical.

The spelling of 34681404 in words is "thirty-four million, six hundred eighty-one thousand, four hundred four".

Divisors: 1 2 3 4 6 12 2890117 5780234 8670351 11560468 17340702 34681404