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29716960 = 2557132157
BaseRepresentation
bin111000101011…
…1000111100000
32001220210000011
41301113013200
530101420320
62540534304
7510406240
oct161270740
961823004
1029716960
1115857879
129b51394
136206200
143d37b20
15292005a
hex1c571e0

29716960 has 144 divisors (see below), whose sum is σ = 87435936. Its totient is φ = 9345024.

The previous prime is 29716937. The next prime is 29716961. The reversal of 29716960 is 6961792.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29716961) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189202 + ... + 189358.

It is an arithmetic number, because the mean of its divisors is an integer number (607194).

Almost surely, 229716960 is an apocalyptic number.

29716960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29716960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43717968).

29716960 is an abundant number, since it is smaller than the sum of its proper divisors (57718976).

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

29716960 is a wasteful number, since it uses less digits than its factorization.

29716960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 29716960 is about 5451.3264440868. The cubic root of 29716960 is about 309.7429711329.

The spelling of 29716960 in words is "twenty-nine million, seven hundred sixteen thousand, nine hundred sixty".

Divisors: 1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 65 70 80 91 104 112 130 140 157 160 169 182 208 224 260 280 314 338 364 416 455 520 560 628 676 728 785 845 910 1040 1099 1120 1183 1256 1352 1456 1570 1690 1820 2041 2080 2198 2366 2512 2704 2912 3140 3380 3640 4082 4396 4732 5024 5408 5495 5915 6280 6760 7280 8164 8792 9464 10205 10990 11830 12560 13520 14287 14560 16328 17584 18928 20410 21980 23660 25120 26533 27040 28574 32656 35168 37856 40820 43960 47320 53066 57148 65312 71435 81640 87920 94640 106132 114296 132665 142870 163280 175840 185731 189280 212264 228592 265330 285740 326560 371462 424528 457184 530660 571480 742924 849056 928655 1061320 1142960 1485848 1857310 2122640 2285920 2971696 3714620 4245280 5943392 7429240 14858480 29716960