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490150678 = 25316727689
BaseRepresentation
bin11101001101110…
…001101100010110
31021011022020022211
4131031301230112
52000434310203
6120345344034
715101132503
oct3515615426
91234266284
10490150678
1123174a506
1211819801a
137a716cb4
14491504aa
152d06ec6d
hex1d371b16

490150678 has 16 divisors (see below), whose sum is σ = 753611040. Its totient is φ = 239002816.

The previous prime is 490150667. The next prime is 490150691. The reversal of 490150678 is 876051094.

It is a self number, because there is not a number n which added to its sum of digits gives 490150678.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3858 + ... + 31546.

It is an arithmetic number, because the mean of its divisors is an integer number (47100690).

Almost surely, 2490150678 is an apocalyptic number.

490150678 is a deficient number, since it is larger than the sum of its proper divisors (263460362).

490150678 is a wasteful number, since it uses less digits than its factorization.

490150678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27911.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 490150678 is about 22139.3468286668. The cubic root of 490150678 is about 788.4543179231.

The spelling of 490150678 in words is "four hundred ninety million, one hundred fifty thousand, six hundred seventy-eight".

Divisors: 1 2 53 106 167 334 8851 17702 27689 55378 1467517 2935034 4624063 9248126 245075339 490150678