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468983421 = 3279659611
BaseRepresentation
bin11011111101000…
…001111001111101
31012200110211022100
4123331001321331
51430024432141
6114311535313
714423202414
oct3375017175
91180424270
10468983421
11220802205
1211108a539
13762154aa
144640047b
152b28d0b6
hex1bf41e7d

468983421 has 12 divisors (see below), whose sum is σ = 685996480. Its totient is φ = 308697480.

The previous prime is 468983377. The next prime is 468983423. The reversal of 468983421 is 124389864.

It is a happy number.

It is not a de Polignac number, because 468983421 - 213 = 468975229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468983423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 329095 + ... + 330516.

Almost surely, 2468983421 is an apocalyptic number.

It is an amenable number.

468983421 is a deficient number, since it is larger than the sum of its proper divisors (217013059).

468983421 is a wasteful number, since it uses less digits than its factorization.

468983421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659696 (or 659693 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 468983421 is about 21656.0250507797. The cubic root of 468983421 is about 776.9370461261.

The spelling of 468983421 in words is "four hundred sixty-eight million, nine hundred eighty-three thousand, four hundred twenty-one".

Divisors: 1 3 9 79 237 711 659611 1978833 5936499 52109269 156327807 468983421