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16672455042884 = 2219738813411043
BaseRepresentation
bin1111001010011101101111…
…0000101010011101000100
32012000212112001120101210122
43302213123300222131010
54141130141442333014
655243115313241112
73340354656406544
oct362473360523504
965025461511718
1016672455042884
1153488262490a3
121a53297563198
1393c28a0ab654
14418d45c85324
151dda4eb5458e
hexf29dbc2a744

16672455042884 has 48 divisors (see below), whose sum is σ = 31168482770880. Its totient is φ = 7780450360320.

The previous prime is 16672455042863. The next prime is 16672455042913. The reversal of 16672455042884 is 48824055427661.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3182267 + ... + 6593309.

It is an arithmetic number, because the mean of its divisors is an integer number (649343391060).

Almost surely, 216672455042884 is an apocalyptic number.

It is an amenable number.

16672455042884 is a deficient number, since it is larger than the sum of its proper divisors (14496027727996).

16672455042884 is a wasteful number, since it uses less digits than its factorization.

16672455042884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3412020 (or 3412018 counting only the distinct ones).

The product of its (nonzero) digits is 103219200, while the sum is 62.

The spelling of 16672455042884 in words is "sixteen trillion, six hundred seventy-two billion, four hundred fifty-five million, forty-two thousand, eight hundred eighty-four".

Divisors: 1 2 4 19 38 73 76 146 292 881 1387 1762 2774 3524 5548 16739 33478 64313 66956 128626 257252 1221947 2443894 3411043 4887788 6822086 13644172 64809817 129619634 249006139 259239268 498012278 996024556 3005128883 4731116641 6010257766 9462233282 12020515532 18924466564 57097448777 114194897554 219374408459 228389795108 438748816918 877497633836 4168113760721 8336227521442 16672455042884