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87010942017340 = 225111991987458703
BaseRepresentation
bin10011110010001011010000…
…010010100101111100111100
3102102002011110011011001222201
4103302023100102211330330
542401041402124023330
6505020135215321244
724220222154030665
oct2362132022457474
9372064404131881
1087010942017340
11257a7151442020
129913378520224
133972134393503
14176b4d00c636c
15a0d54aa71eca
hex4f22d04a5f3c

87010942017340 has 48 divisors (see below), whose sum is σ = 200335837363200. Its totient is φ = 31481345839680.

The previous prime is 87010942017299. The next prime is 87010942017401. The reversal of 87010942017340 is 4371024901078.

It is a congruent 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, 993685572 + ... + 993773131.

It is an arithmetic number, because the mean of its divisors is an integer number (4173663278400).

Almost surely, 287010942017340 is an apocalyptic number.

It is an amenable number.

87010942017340 is an abundant number, since it is smaller than the sum of its proper divisors (113324895345860).

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

87010942017340 is a wasteful number, since it uses less digits than its factorization.

87010942017340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1987458922 (or 1987458920 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 87010942017340 in words is "eighty-seven trillion, ten billion, nine hundred forty-two million, seventeen thousand, three hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 199 220 398 796 995 1990 2189 3980 4378 8756 10945 21890 43780 1987458703 3974917406 7949834812 9937293515 19874587030 21862045733 39749174060 43724091466 87448182932 109310228665 218620457330 395504281897 437240914660 791008563794 1582017127588 1977521409485 3955042818970 4350547100867 7910085637940 8701094201734 17402188403468 21752735504335 43505471008670 87010942017340