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34748142 = 23111340499
BaseRepresentation
bin1000010010001…
…1011011101110
32102101101111020
42010203123232
532343420032
63240435010
7601232352
oct204433356
972341436
1034748142
1118683880
12b778a66
137278240
144887462
1530b5b2c
hex21236ee

34748142 has 32 divisors (see below), whose sum is σ = 81648000. Its totient is φ = 9719520.

The previous prime is 34748137. The next prime is 34748149. The reversal of 34748142 is 24184743.

34748142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34748149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19392 + ... + 21107.

It is an arithmetic number, because the mean of its divisors is an integer number (2551500).

Almost surely, 234748142 is an apocalyptic number.

34748142 is an abundant number, since it is smaller than the sum of its proper divisors (46899858).

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

34748142 is a wasteful number, since it uses less digits than its factorization.

34748142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40528.

The product of its digits is 21504, while the sum is 33.

The square root of 34748142 is about 5894.7554656661. The cubic root of 34748142 is about 326.3201279057.

The spelling of 34748142 in words is "thirty-four million, seven hundred forty-eight thousand, one hundred forty-two".

Divisors: 1 2 3 6 11 13 22 26 33 39 66 78 143 286 429 858 40499 80998 121497 242994 445489 526487 890978 1052974 1336467 1579461 2672934 3158922 5791357 11582714 17374071 34748142