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48001657 = 1119241953
BaseRepresentation
bin1011011100011…
…1001001111001
310100022201220011
42313013021321
544242023112
64432501521
71122002344
oct267071171
9110281804
1048001657
11251063a0
12140aa8a1
139c38962
14653745b
154332aa7
hex2dc7279

48001657 has 16 divisors (see below), whose sum is σ = 55408320. Its totient is φ = 41126400.

The previous prime is 48001637. The next prime is 48001663. The reversal of 48001657 is 75610084.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-48001657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48001627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49893 + ... + 50845.

It is an arithmetic number, because the mean of its divisors is an integer number (3463020).

Almost surely, 248001657 is an apocalyptic number.

It is an amenable number.

48001657 is a deficient number, since it is larger than the sum of its proper divisors (7406663).

48001657 is a wasteful number, since it uses less digits than its factorization.

48001657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 48001657 is about 6928.3228129180. The cubic root of 48001657 is about 363.4283004195.

The spelling of 48001657 in words is "forty-eight million, one thousand, six hundred fifty-seven".

Divisors: 1 11 19 209 241 953 2651 4579 10483 18107 50369 199177 229673 2526403 4363787 48001657