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34487007 = 397111839
BaseRepresentation
bin1000001110001…
…1101011011111
32101220010021120
42003203223133
532312041012
63231102023
7566064132
oct203435337
971803246
1034487007
1118515665
12b671913
1371b6419
14481a219
15306358c
hex20e3adf

34487007 has 8 divisors (see below), whose sum is σ = 46033920. Its totient is φ = 22965720.

The previous prime is 34486981. The next prime is 34487023. The reversal of 34487007 is 70078443.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34487007 - 26 = 34486943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34487077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3007 + ... + 8832.

It is an arithmetic number, because the mean of its divisors is an integer number (5754240).

Almost surely, 234487007 is an apocalyptic number.

34487007 is a deficient number, since it is larger than the sum of its proper divisors (11546913).

34487007 is a wasteful number, since it uses less digits than its factorization.

34487007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12813.

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 34487007 is about 5872.5639204695. The cubic root of 34487007 is about 325.5006311912.

The spelling of 34487007 in words is "thirty-four million, four hundred eighty-seven thousand, seven".

Divisors: 1 3 971 2913 11839 35517 11495669 34487007