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240157214 = 21123474619
BaseRepresentation
bin11100101000010…
…00001000011110
3121201220020202122
432110020020132
5442440012324
635455222542
75644205543
oct1624101036
9551806678
10240157214
11113620740
1268517a52
133a9a757b
1423c76bca
151613ca5e
hexe50821e

240157214 has 16 divisors (see below), whose sum is σ = 410071680. Its totient is φ = 104415960.

The previous prime is 240157201. The next prime is 240157231. The reversal of 240157214 is 412751042.

It is a congruent number.

It is an unprimeable number.

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, 236804 + ... + 237815.

It is an arithmetic number, because the mean of its divisors is an integer number (25629480).

Almost surely, 2240157214 is an apocalyptic number.

240157214 is a deficient number, since it is larger than the sum of its proper divisors (169914466).

240157214 is a wasteful number, since it uses less digits than its factorization.

240157214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474655.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 240157214 is about 15497.0066141820. The cubic root of 240157214 is about 621.5821661420.

The spelling of 240157214 in words is "two hundred forty million, one hundred fifty-seven thousand, two hundred fourteen".

Divisors: 1 2 11 22 23 46 253 506 474619 949238 5220809 10441618 10916237 21832474 120078607 240157214