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606768409990 = 25471733744949
BaseRepresentation
bin10001101010001100011…
…01110010110110000110
32011000011201210220111201
420311012031302312012
534420130203104430
61142425012453114
761560200246521
oct10650615626606
92130151726451
10606768409990
11214368a49166
129971961a19a
13452aac98532
1421521157bb8
1510bb418c8ca
hex8d46372d86

606768409990 has 32 divisors (see below), whose sum is σ = 1116066211200. Its totient is φ = 237405988224.

The previous prime is 606768409981. The next prime is 606768410077. The reversal of 606768409990 is 99904867606.

It is a congruent number.

It is an unprimeable number.

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, 442036 + ... + 1186984.

It is an arithmetic number, because the mean of its divisors is an integer number (34877069100).

Almost surely, 2606768409990 is an apocalyptic number.

606768409990 is a deficient number, since it is larger than the sum of its proper divisors (509297801210).

606768409990 is a wasteful number, since it uses less digits than its factorization.

606768409990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746736.

The product of its (nonzero) digits is 35271936, while the sum is 64.

The spelling of 606768409990 in words is "six hundred six billion, seven hundred sixty-eight million, four hundred nine thousand, nine hundred ninety".

Divisors: 1 2 5 10 47 94 235 470 1733 3466 8665 17330 81451 162902 407255 744949 814510 1489898 3724745 7449490 35012603 70025206 175063015 350126030 1290996617 2581993234 6454983085 12909966170 60676840999 121353681998 303384204995 606768409990