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163108262942 = 2196436675463
BaseRepresentation
bin1001011111101000000…
…0101001010000011110
3120121000021222021011122
42113322000221100132
510133021203403232
6202533024050542
714532655234202
oct2277200512036
9517007867148
10163108262942
11631a03a9109
1227740763a52
13124c51c8971
147c7465cb02
1543997b9312
hex25fa02941e

163108262942 has 16 divisors (see below), whose sum is σ = 257939928960. Its totient is φ = 77141638872.

The previous prime is 163108262927. The next prime is 163108262963. The reversal of 163108262942 is 249262801361.

It is a super-2 number, since 2×1631082629422 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163108262893 and 163108262902.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3313298 + ... + 3362165.

It is an arithmetic number, because the mean of its divisors is an integer number (16121245560).

Almost surely, 2163108262942 is an apocalyptic number.

163108262942 is a deficient number, since it is larger than the sum of its proper divisors (94831666018).

163108262942 is a wasteful number, since it uses less digits than its factorization.

163108262942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6676127.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 163108262942 in words is "one hundred sixty-three billion, one hundred eight million, two hundred sixty-two thousand, nine hundred forty-two".

Divisors: 1 2 19 38 643 1286 12217 24434 6675463 13350926 126833797 253667594 4292322709 8584645418 81554131471 163108262942