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49960008 = 233274172
BaseRepresentation
bin1011111010010…
…1010001001000
310111000020020200
42332211101020
5100242210013
64542452200
71144440000
oct276452110
9114006220
1049960008
112622376a
1214894060
13a473147
1468c7000
1545bce73
hex2fa5448

49960008 has 180 divisors, whose sum is σ = 167681865. Its totient is φ = 13434624.

The previous prime is 49960007. The next prime is 49960021. The reversal of 49960008 is 80006994.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

49960008 is a `hidden beast` number, since 49 + 9 + 600 + 0 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 45724644 + 4235364 = 6762^2 + 2058^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=4998.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (49960007) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 2938816 + ... + 2938832.

Almost surely, 249960008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49960008

49960008 is an abundant number, since it is smaller than the sum of its proper divisors (117721857).

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

49960008 is a wasteful number, since it uses less digits than its factorization.

49960008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 49960008 is about 7068.2393847407. The cubic root of 49960008 is about 368.3049024735.

The spelling of 49960008 in words is "forty-nine million, nine hundred sixty thousand, eight".