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49008080 = 2451155691
BaseRepresentation
bin1011101011110…
…0110111010000
310102012212110002
42322330313100
5100021224310
64510225132
71133363462
oct272746720
9112185402
1049008080
1125733550
12144b51a8
13a1cba84
14671a132
154480da5
hex2ebcdd0

49008080 has 40 divisors (see below), whose sum is σ = 124304544. Its totient is φ = 17820800.

The previous prime is 49008077. The next prime is 49008083. The reversal of 49008080 is 8080094.

It is an interprime number because it is at equal distance from previous prime (49008077) and next prime (49008083).

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49008083) 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, 26966 + ... + 28725.

Almost surely, 249008080 is an apocalyptic number.

49008080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49008080 is an abundant number, since it is smaller than the sum of its proper divisors (75296464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49008080 is a wasteful number, since it uses less digits than its factorization.

49008080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55715 (or 55709 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 49008080 is about 7000.5771190667. The cubic root of 49008080 is about 365.9506836316.

The spelling of 49008080 in words is "forty-nine million, eight thousand, eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 440 880 55691 111382 222764 278455 445528 556910 612601 891056 1113820 1225202 2227640 2450404 3063005 4455280 4900808 6126010 9801616 12252020 24504040 49008080