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240386132 = 22719344483
BaseRepresentation
bin11100101010000…
…00000001010100
3121202022212210002
432111000001110
5443014324012
635504150432
75646151130
oct1625000124
9552285702
10240386132
11113767728
1268608418
133aa5781c
1423cd63c0
15161857c2
hexe540054

240386132 has 24 divisors (see below), whose sum is σ = 483274176. Its totient is φ = 102486528.

The previous prime is 240386131. The next prime is 240386147. The reversal of 240386132 is 231683042.

It is a junction number, because it is equal to n+sod(n) for n = 240386095 and 240386104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240386131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16838 + ... + 27645.

It is an arithmetic number, because the mean of its divisors is an integer number (20136424).

Almost surely, 2240386132 is an apocalyptic number.

It is an amenable number.

240386132 is an abundant number, since it is smaller than the sum of its proper divisors (242888044).

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

240386132 is a wasteful number, since it uses less digits than its factorization.

240386132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44687 (or 44685 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 240386132 is about 15504.3907329505. The cubic root of 240386132 is about 621.7796009212.

The spelling of 240386132 in words is "two hundred forty million, three hundred eighty-six thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 193 386 772 1351 2702 5404 44483 88966 177932 311381 622762 1245524 8585219 17170438 34340876 60096533 120193066 240386132