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69996006 = 23225715131
BaseRepresentation
bin1000010110000…
…00110111100110
311212201011110200
410023000313212
5120404333011
610540131330
71506645663
oct413006746
9155634420
1069996006
1136569043
121b536b46
1311669a72
149420a6a
156229856
hex42c0de6

69996006 has 24 divisors (see below), whose sum is σ = 152258184. Its totient is φ = 23239680.

The previous prime is 69995993. The next prime is 69996029. The reversal of 69996006 is 60069996.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2940 + ... + 12191.

It is an arithmetic number, because the mean of its divisors is an integer number (6344091).

Almost surely, 269996006 is an apocalyptic number.

69996006 is an abundant number, since it is smaller than the sum of its proper divisors (82262178).

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

69996006 is a wasteful number, since it uses less digits than its factorization.

69996006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15396 (or 15393 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The square root of 69996006 is about 8366.3615747827. The cubic root of 69996006 is about 412.1206915396.

The spelling of 69996006 in words is "sixty-nine million, nine hundred ninety-six thousand, six".

Divisors: 1 2 3 6 9 18 257 514 771 1542 2313 4626 15131 30262 45393 90786 136179 272358 3888667 7777334 11666001 23332002 34998003 69996006