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488407541 = 6167311897
BaseRepresentation
bin11101000111001…
…000000111110101
31021001000200012012
4131013020013311
52000013020131
6120244134005
715050252456
oct3507100765
91231020165
10488407541
112307698a6
12117697305
137a25675b
1448c1912d
152cd2852b
hex1d1c81f5

488407541 has 8 divisors (see below), whose sum is σ = 497193624. Its totient is φ = 479646720.

The previous prime is 488407519. The next prime is 488407571. The reversal of 488407541 is 145704884.

It can be written as a sum of positive squares in 4 ways, for example, as 60124516 + 428283025 = 7754^2 + 20695^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-488407541 is a prime.

It is a super-2 number, since 2×4884075412 = 477083852211333362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488407571) 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, 35105 + ... + 47001.

It is an arithmetic number, because the mean of its divisors is an integer number (62149203).

Almost surely, 2488407541 is an apocalyptic number.

It is an amenable number.

488407541 is a deficient number, since it is larger than the sum of its proper divisors (8786083).

488407541 is a wasteful number, since it uses less digits than its factorization.

488407541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12631.

The product of its (nonzero) digits is 143360, while the sum is 41.

The square root of 488407541 is about 22099.9443664458. The cubic root of 488407541 is about 787.5185401195.

The spelling of 488407541 in words is "four hundred eighty-eight million, four hundred seven thousand, five hundred forty-one".

Divisors: 1 61 673 11897 41053 725717 8006681 488407541