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240230946 = 23192107289
BaseRepresentation
bin11100101000110…
…10001000100010
3121202000222220110
432110122020202
5442444342241
635500552150
75644633524
oct1624321042
9552028813
10240230946
1111367107a
1268552656
133aa01cb7
1423c95a14
1516154816
hexe51a222

240230946 has 16 divisors (see below), whose sum is σ = 505749600. Its totient is φ = 75862368.

The previous prime is 240230941. The next prime is 240230971. The reversal of 240230946 is 649032042.

It is not an unprimeable number, because it can be changed into a prime (240230941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1053531 + ... + 1053758.

It is an arithmetic number, because the mean of its divisors is an integer number (31609350).

Almost surely, 2240230946 is an apocalyptic number.

240230946 is an abundant number, since it is smaller than the sum of its proper divisors (265518654).

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

240230946 is a wasteful number, since it uses less digits than its factorization.

240230946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107313.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 240230946 is about 15499.3853426515. The cubic root of 240230946 is about 621.6457714308.

Adding to 240230946 its reverse (649032042), we get a palindrome (889262988).

The spelling of 240230946 in words is "two hundred forty million, two hundred thirty thousand, nine hundred forty-six".

Divisors: 1 2 3 6 19 38 57 114 2107289 4214578 6321867 12643734 40038491 80076982 120115473 240230946