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49988266 = 241609613
BaseRepresentation
bin1011111010110…
…0001010101010
310111001200000021
42332230022222
5100244111031
64543231054
71144615246
oct276541252
9114050007
1049988266
1126242a19
12148a848a
13a482c73
1468d3426
1545c6511
hex2fac2aa

49988266 has 8 divisors (see below), whose sum is σ = 76811364. Its totient is φ = 24384480.

The previous prime is 49988261. The next prime is 49988287. The reversal of 49988266 is 66288994.

It can be written as a sum of positive squares in 2 ways, for example, as 47900241 + 2088025 = 6921^2 + 1445^2 .

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

It is not an unprimeable number, because it can be changed into a prime (49988261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304725 + ... + 304888.

Almost surely, 249988266 is an apocalyptic number.

49988266 is a deficient number, since it is larger than the sum of its proper divisors (26823098).

49988266 is a wasteful number, since it uses less digits than its factorization.

49988266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609656.

The product of its digits is 1492992, while the sum is 52.

The square root of 49988266 is about 7070.2380440831. The cubic root of 49988266 is about 368.3743286589.

The spelling of 49988266 in words is "forty-nine million, nine hundred eighty-eight thousand, two hundred sixty-six".

Divisors: 1 2 41 82 609613 1219226 24994133 49988266