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7144092 = 2233292281
BaseRepresentation
bin11011010000001010011100
3111102221212000
4123100022130
53312102332
6413042300
7114503154
oct33201234
914387760
107144092
11403a50a
122486390
131631997
14d3d764
15961b7c
hex6d029c

7144092 has 48 divisors (see below), whose sum is σ = 19168800. Its totient is φ = 2298240.

The previous prime is 7144061. The next prime is 7144129. The reversal of 7144092 is 2904417.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1992 + ... + 4272.

It is an arithmetic number, because the mean of its divisors is an integer number (399350).

Almost surely, 27144092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7144092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9584400).

7144092 is an abundant number, since it is smaller than the sum of its proper divisors (12024708).

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

7144092 is a wasteful number, since it uses less digits than its factorization.

7144092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323 (or 2315 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 7144092 is about 2672.8434297579. The cubic root of 7144092 is about 192.5967759866.

The spelling of 7144092 in words is "seven million, one hundred forty-four thousand, ninety-two".

Divisors: 1 2 3 4 6 9 12 18 27 29 36 54 58 87 108 116 174 261 348 522 783 1044 1566 2281 3132 4562 6843 9124 13686 20529 27372 41058 61587 66149 82116 123174 132298 198447 246348 264596 396894 595341 793788 1190682 1786023 2381364 3572046 7144092