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105384712 = 23231513793
BaseRepresentation
bin1100100100000…
…00101100001000
321100022002122111
412102000230020
5203434302322
614242432104
72416520026
oct622005410
9240262574
10105384712
115453a104
122b362634
1318aaa724
14ddd3716
1593ba177
hex6480b08

105384712 has 32 divisors (see below), whose sum is σ = 207607680. Its totient is φ = 50054400.

The previous prime is 105384709. The next prime is 105384733. The reversal of 105384712 is 217483501.

It is a super-2 number, since 2×1053847122 = 22211875046645888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25888 + ... + 29680.

It is an arithmetic number, because the mean of its divisors is an integer number (6487740).

Almost surely, 2105384712 is an apocalyptic number.

It is an amenable number.

105384712 is a deficient number, since it is larger than the sum of its proper divisors (102222968).

105384712 is a wasteful number, since it uses less digits than its factorization.

105384712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3973 (or 3969 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 105384712 is about 10265.7056260152. The cubic root of 105384712 is about 472.3448714826.

The spelling of 105384712 in words is "one hundred five million, three hundred eighty-four thousand, seven hundred twelve".

Divisors: 1 2 4 8 23 46 92 151 184 302 604 1208 3473 3793 6946 7586 13892 15172 27784 30344 87239 174478 348956 572743 697912 1145486 2290972 4581944 13173089 26346178 52692356 105384712