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74169112 = 23233113003
BaseRepresentation
bin1000110101110…
…11101100011000
312011120011220011
410122323230120
5122441402422
611205411304
71560266323
oct432735430
9164504804
1074169112
1138959396
1220a09b34
131249b364
149bc97ba
1567a1077
hex46bbb18

74169112 has 32 divisors (see below), whose sum is σ = 149806080. Its totient is φ = 34325280.

The previous prime is 74169097. The next prime is 74169119. The reversal of 74169112 is 21196147.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74169119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798 + ... + 12205.

It is an arithmetic number, because the mean of its divisors is an integer number (4681440).

Almost surely, 274169112 is an apocalyptic number.

It is an amenable number.

74169112 is an abundant number, since it is smaller than the sum of its proper divisors (75636968).

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

74169112 is a wasteful number, since it uses less digits than its factorization.

74169112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13063 (or 13059 counting only the distinct ones).

The product of its digits is 3024, while the sum is 31.

The square root of 74169112 is about 8612.1490929965. The cubic root of 74169112 is about 420.1532169640.

The spelling of 74169112 in words is "seventy-four million, one hundred sixty-nine thousand, one hundred twelve".

Divisors: 1 2 4 8 23 31 46 62 92 124 184 248 713 1426 2852 5704 13003 26006 52012 104024 299069 403093 598138 806186 1196276 1612372 2392552 3224744 9271139 18542278 37084556 74169112