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48199665 = 354197669
BaseRepresentation
bin1011011111011…
…1011111110001
310100200210111210
42313313133301
544314342130
64441030333
71123455543
oct267673761
9110623453
1048199665
1125231138
12141853a9
139ca7b17
146589693
1543715b0
hex2df77f1

48199665 has 16 divisors (see below), whose sum is σ = 77313600. Its totient is φ = 25641792.

The previous prime is 48199663. The next prime is 48199681. The reversal of 48199665 is 56699184.

It is not a de Polignac number, because 48199665 - 21 = 48199663 is a prime.

It is a super-2 number, since 2×481996652 = 4646415412224450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (48199661) 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 15 ways as a sum of consecutive naturals, for example, 2451 + ... + 10119.

It is an arithmetic number, because the mean of its divisors is an integer number (4832100).

Almost surely, 248199665 is an apocalyptic number.

It is an amenable number.

48199665 is a deficient number, since it is larger than the sum of its proper divisors (29113935).

48199665 is a wasteful number, since it uses less digits than its factorization.

48199665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8096.

The product of its digits is 466560, while the sum is 48.

The square root of 48199665 is about 6942.5978567104. The cubic root of 48199665 is about 363.9273317280.

The spelling of 48199665 in words is "forty-eight million, one hundred ninety-nine thousand, six hundred sixty-five".

Divisors: 1 3 5 15 419 1257 2095 6285 7669 23007 38345 115035 3213311 9639933 16066555 48199665