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488961351 = 32471155937
BaseRepresentation
bin11101001001001…
…111010101000111
31021002001210212200
4131021033111013
52000133230401
6120304045543
715055050204
oct3511172507
91232053780
10488961351
1123100799a
121179038b3
137a3bb858
1448d20cab
152cdd7686
hex1d24f547

488961351 has 12 divisors (see below), whose sum is σ = 721305312. Its totient is φ = 319038336.

The previous prime is 488961349. The next prime is 488961391. The reversal of 488961351 is 153169884.

It is not a de Polignac number, because 488961351 - 21 = 488961349 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 488961297 and 488961306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488961331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 577546 + ... + 578391.

It is an arithmetic number, because the mean of its divisors is an integer number (60108776).

Almost surely, 2488961351 is an apocalyptic number.

488961351 is a deficient number, since it is larger than the sum of its proper divisors (232343961).

488961351 is a wasteful number, since it uses less digits than its factorization.

488961351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155990 (or 1155987 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 488961351 is about 22112.4704861307. The cubic root of 488961351 is about 787.8160859623.

The spelling of 488961351 in words is "four hundred eighty-eight million, nine hundred sixty-one thousand, three hundred fifty-one".

Divisors: 1 3 9 47 141 423 1155937 3467811 10403433 54329039 162987117 488961351