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34012125 = 325372617
BaseRepresentation
bin1000000110111…
…1101111011101
32100222222212100
42001233233131
532201342000
63212555313
7562045500
oct201575735
970888770
1034012125
11182208a4
12b482b39
13707b224
144735137
152ebca00
hex206fbdd

34012125 has 72 divisors (see below), whose sum is σ = 71438328. Its totient is φ = 15523200.

The previous prime is 34012093. The next prime is 34012133. The reversal of 34012125 is 52121043.

It can be written as a sum of positive squares in 4 ways, for example, as 8398404 + 25613721 = 2898^2 + 5061^2 .

It is not a de Polignac number, because 34012125 - 25 = 34012093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34012098 and 34012107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 54817 + ... + 55433.

It is an arithmetic number, because the mean of its divisors is an integer number (992199).

Almost surely, 234012125 is an apocalyptic number.

34012125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

34012125 is an abundant number, since it is smaller than the sum of its proper divisors (37426203).

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

34012125 is a wasteful number, since it uses less digits than its factorization.

34012125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652 (or 632 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 34012125 is about 5831.9915123395. The cubic root of 34012125 is about 323.9996856421. Note that the first 3 decimals are identical.

Adding to 34012125 its reverse (52121043), we get a palindrome (86133168).

The spelling of 34012125 in words is "thirty-four million, twelve thousand, one hundred twenty-five".

Divisors: 1 3 5 7 9 15 21 25 35 45 49 63 75 105 125 147 175 225 245 315 375 441 525 617 735 875 1125 1225 1575 1851 2205 2625 3085 3675 4319 5553 6125 7875 9255 11025 12957 15425 18375 21595 27765 30233 38871 46275 55125 64785 77125 90699 107975 138825 151165 194355 231375 272097 323925 453495 539875 694125 755825 971775 1360485 1619625 2267475 3779125 4858875 6802425 11337375 34012125