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115444092 = 2239620341
BaseRepresentation
bin1101110000110…
…00100101111100
322001020011112010
412320120211330
5214023202332
615242211220
72601154461
oct670304574
9261204463
10115444092
115a18a945
12327b3b10
131abc031a
1411491668
15a2059cc
hex6e1897c

115444092 has 12 divisors (see below), whose sum is σ = 269369576. Its totient is φ = 38481360.

The previous prime is 115444067. The next prime is 115444097. The reversal of 115444092 is 290444511.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×1154440923 (a number of 25 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115444097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4810159 + ... + 4810182.

Almost surely, 2115444092 is an apocalyptic number.

115444092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115444092 is an abundant number, since it is smaller than the sum of its proper divisors (153925484).

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

115444092 is a wasteful number, since it uses less digits than its factorization.

115444092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9620348 (or 9620346 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 115444092 is about 10744.4912397005. The cubic root of 115444092 is about 486.9195785162.

The spelling of 115444092 in words is "one hundred fifteen million, four hundred forty-four thousand, ninety-two".

Divisors: 1 2 3 4 6 12 9620341 19240682 28861023 38481364 57722046 115444092