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74441080 = 2357265861
BaseRepresentation
bin1000110111111…
…10000101111000
312012001222222001
410123332011320
5123024103310
611215310344
71562511250
oct433760570
9165058861
1074441080
113902475a
1220b1b3b4
131256509c
149c5a960
15680693a
hex46fe178

74441080 has 32 divisors (see below), whose sum is σ = 191420640. Its totient is φ = 25522560.

The previous prime is 74441071. The next prime is 74441089. The reversal of 74441080 is 8014447.

It is an interprime number because it is at equal distance from previous prime (74441071) and next prime (74441089).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74441089) 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, 132651 + ... + 133210.

It is an arithmetic number, because the mean of its divisors is an integer number (5981895).

Almost surely, 274441080 is an apocalyptic number.

74441080 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

74441080 is an abundant number, since it is smaller than the sum of its proper divisors (116979560).

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

74441080 is a wasteful number, since it uses less digits than its factorization.

74441080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265879 (or 265875 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 74441080 is about 8627.9244317507. The cubic root of 74441080 is about 420.6661386830. Note that the first 3 decimals are identical.

The spelling of 74441080 in words is "seventy-four million, four hundred forty-one thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 265861 531722 1063444 1329305 1861027 2126888 2658610 3722054 5317220 7444108 9305135 10634440 14888216 18610270 37220540 74441080