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488240623 = 1350237477
BaseRepresentation
bin11101000110011…
…111010111101111
31021000201012020001
4131012133113233
51444442144443
6120240405131
715045656023
oct3506372757
91230635201
10488240623
11230665452
121176167a7
137a1c87a0
1448bb4383
152cce3d4d
hex1d19f5ef

488240623 has 8 divisors (see below), whose sum is σ = 525972608. Its totient is φ = 450533664.

The previous prime is 488240617. The next prime is 488240639. The reversal of 488240623 is 326042884.

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-488240623 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 (488240023) 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, 61561 + ... + 69037.

It is an arithmetic number, because the mean of its divisors is an integer number (65746576).

Almost surely, 2488240623 is an apocalyptic number.

488240623 is a deficient number, since it is larger than the sum of its proper divisors (37731985).

488240623 is a wasteful number, since it uses less digits than its factorization.

488240623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12513.

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 488240623 is about 22096.1676088864. The cubic root of 488240623 is about 787.4288158719.

The spelling of 488240623 in words is "four hundred eighty-eight million, two hundred forty thousand, six hundred twenty-three".

Divisors: 1 13 5023 7477 65299 97201 37556971 488240623