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13258092 = 2237431487
BaseRepresentation
bin110010100100…
…110101101100
3220221120200110
4302210311230
511343224332
61152100020
7220456221
oct62446554
926846613
1013258092
117536001
124534610
132992833
141a91948
15126d4cc
hexca4d6c

13258092 has 24 divisors (see below), whose sum is σ = 30998016. Its totient is φ = 4410448.

The previous prime is 13258081. The next prime is 13258103. The reversal of 13258092 is 29085231.

It is a happy number.

13258092 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13258081) and next prime (13258103).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8173 + ... + 9659.

It is an arithmetic number, because the mean of its divisors is an integer number (1291584).

Almost surely, 213258092 is an apocalyptic number.

13258092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13258092 is an abundant number, since it is smaller than the sum of its proper divisors (17739924).

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

13258092 is a wasteful number, since it uses less digits than its factorization.

13258092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237 (or 2235 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 13258092 is about 3641.1662966692. The cubic root of 13258092 is about 236.6793363140.

The spelling of 13258092 in words is "thirteen million, two hundred fifty-eight thousand, ninety-two".

Divisors: 1 2 3 4 6 12 743 1486 1487 2229 2972 2974 4458 4461 5948 8916 8922 17844 1104841 2209682 3314523 4419364 6629046 13258092