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76075740 = 223351310837
BaseRepresentation
bin1001000100011…
…01001011011100
312022011001022000
410202031023130
5123433410430
611314322300
71612430106
oct442151334
9168131260
1076075740
1139a40914
1221589390
13129b8140
14a164576
156a2ae60
hex488d2dc

76075740 has 96 divisors (see below), whose sum is σ = 254909760. Its totient is φ = 18724608.

The previous prime is 76075733. The next prime is 76075757. The reversal of 76075740 is 4757067.

76075740 is a `hidden beast` number, since 7 + 607 + 5 + 7 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 76075695 and 76075704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1602 + ... + 12438.

It is an arithmetic number, because the mean of its divisors is an integer number (2655310).

Almost surely, 276075740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76075740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127454880).

76075740 is an abundant number, since it is smaller than the sum of its proper divisors (178834020).

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

76075740 is a wasteful number, since it uses less digits than its factorization.

76075740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10868 (or 10860 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The square root of 76075740 is about 8722.1407922597. The cubic root of 76075740 is about 423.7230227951.

The spelling of 76075740 in words is "seventy-six million, seventy-five thousand, seven hundred forty".

Divisors: 1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 90 108 117 130 135 156 180 195 234 260 270 351 390 468 540 585 702 780 1170 1404 1755 2340 3510 7020 10837 21674 32511 43348 54185 65022 97533 108370 130044 140881 162555 195066 216740 281762 292599 325110 390132 422643 487665 563524 585198 650220 704405 845286 975330 1170396 1267929 1408810 1462995 1690572 1950660 2113215 2535858 2817620 2925990 3803787 4226430 5071716 5851980 6339645 7607574 8452860 12679290 15215148 19018935 25358580 38037870 76075740