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453814428 = 223731393727
BaseRepresentation
bin11011000011001…
…010100010011100
31011121221011100210
4123003022202130
51412134030203
6113010452420
714150234064
oct3303124234
91147834323
10453814428
11213191551
12107b94110
1373033c62
14443b23a4
1529c93803
hex1b0ca89c

453814428 has 48 divisors (see below), whose sum is σ = 1081418240. Its totient is φ = 148086144.

The previous prime is 453814421. The next prime is 453814429. The reversal of 453814428 is 824418354.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453814421) 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, 119901 + ... + 123627.

Almost surely, 2453814428 is an apocalyptic number.

It is an amenable number.

453814428 is an abundant number, since it is smaller than the sum of its proper divisors (627603812).

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

453814428 is a wasteful number, since it uses less digits than its factorization.

453814428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3946 (or 3944 counting only the distinct ones).

The product of its digits is 122880, while the sum is 39.

The square root of 453814428 is about 21302.9206448318. The cubic root of 453814428 is about 768.4685522428.

The spelling of 453814428 in words is "four hundred fifty-three million, eight hundred fourteen thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 73 139 146 219 278 292 417 438 556 834 876 1668 3727 7454 10147 11181 14908 20294 22362 30441 40588 44724 60882 121764 272071 518053 544142 816213 1036106 1088284 1554159 1632426 2072212 3108318 3264852 6216636 37817869 75635738 113453607 151271476 226907214 453814428