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34498981 = 1189131269
BaseRepresentation
bin1000001110011…
…0100110100101
32101220201201001
42003212212211
532312431411
63231233301
7566144056
oct203464645
971821631
1034498981
1118523660
12b678831
1371bb9ca
14482072d
153066dc1
hex20e69a5

34498981 has 16 divisors (see below), whose sum is σ = 38491200. Its totient is φ = 30659200.

The previous prime is 34498973. The next prime is 34498991. The reversal of 34498981 is 18989443.

It is not a de Polignac number, because 34498981 - 23 = 34498973 is a prime.

It is a super-2 number, since 2×344989812 = 2380359380076722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34498901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128115 + ... + 128383.

It is an arithmetic number, because the mean of its divisors is an integer number (2405700).

Almost surely, 234498981 is an apocalyptic number.

It is an amenable number.

34498981 is a deficient number, since it is larger than the sum of its proper divisors (3992219).

34498981 is a wasteful number, since it uses less digits than its factorization.

34498981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500.

The product of its digits is 248832, while the sum is 46.

The square root of 34498981 is about 5873.5833185544. The cubic root of 34498981 is about 325.5382984550.

The spelling of 34498981 in words is "thirty-four million, four hundred ninety-eight thousand, nine hundred eighty-one".

Divisors: 1 11 89 131 269 979 1441 2959 11659 23941 35239 128249 263351 387629 3136271 34498981