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40064200047 = 3352312132339
BaseRepresentation
bin100101010100000000…
…110010110101101111
310211102010212020102000
4211110000302311233
51124022413400142
630223310503343
72615554036644
oct452400626557
9124363766360
1040064200047
1115a9a218533
127921504b53
133a16470161
141d20d1ddcb
15109746914c
hex954032d6f

40064200047 has 32 divisors (see below), whose sum is σ = 59542329600. Its totient is φ = 26625031776.

The previous prime is 40064200021. The next prime is 40064200073. The reversal of 40064200047 is 74000246004.

It is an interprime number because it is at equal distance from previous prime (40064200021) and next prime (40064200073).

It is not a de Polignac number, because 40064200047 - 231 = 37916716399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40064200247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17127604 + ... + 17129942.

It is an arithmetic number, because the mean of its divisors is an integer number (1860697800).

Almost surely, 240064200047 is an apocalyptic number.

40064200047 is a deficient number, since it is larger than the sum of its proper divisors (19478129553).

40064200047 is a wasteful number, since it uses less digits than its factorization.

40064200047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4084 (or 4078 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The spelling of 40064200047 in words is "forty billion, sixty-four million, two hundred thousand, forty-seven".

Divisors: 1 3 9 27 523 1213 1569 2339 3639 4707 7017 10917 14121 21051 32751 63153 634399 1223297 1903197 2837207 3669891 5709591 8511621 11009673 17128773 25534863 33029019 76604589 1483859261 4451577783 13354733349 40064200047