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507380720 = 245711312657
BaseRepresentation
bin11110001111100…
…000001111110000
31022100201121111112
4132033200033300
52014342140340
6122202532452
715400444040
oct3617401760
91270647445
10507380720
11240448710
12121b07128
138116a6a2
144b557720
152e825065
hex1e3e03f0

507380720 has 160 divisors (see below), whose sum is σ = 1518759936. Its totient is φ = 152985600.

The previous prime is 507380711. The next prime is 507380729. The reversal of 507380720 is 27083705.

It is an interprime number because it is at equal distance from previous prime (507380711) and next prime (507380729).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (507380729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189632 + ... + 192288.

Almost surely, 2507380720 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 507380720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (759379968).

507380720 is an abundant number, since it is smaller than the sum of its proper divisors (1011379216).

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

507380720 is a wasteful number, since it uses less digits than its factorization.

507380720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2719 (or 2713 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 507380720 is about 22525.1130962755. The cubic root of 507380720 is about 797.5868532223.

The spelling of 507380720 in words is "five hundred seven million, three hundred eighty thousand, seven hundred twenty".

Divisors: 1 2 4 5 7 8 10 11 14 16 20 22 28 31 35 40 44 55 56 62 70 77 80 88 110 112 124 140 154 155 176 217 220 248 280 308 310 341 385 434 440 496 560 616 620 682 770 868 880 1085 1232 1240 1364 1540 1705 1736 2170 2387 2480 2657 2728 3080 3410 3472 4340 4774 5314 5456 6160 6820 8680 9548 10628 11935 13285 13640 17360 18599 19096 21256 23870 26570 27280 29227 37198 38192 42512 47740 53140 58454 74396 82367 92995 95480 106280 116908 146135 148792 164734 185990 190960 204589 212560 233816 292270 297584 329468 371980 409178 411835 467632 576569 584540 658936 743960 818356 823670 906037 1022945 1153138 1169080 1317872 1487920 1636712 1647340 1812074 2045890 2306276 2338160 2882845 3273424 3294680 3624148 4091780 4530185 4612552 5765690 6342259 6589360 7248296 8183560 9060370 9225104 11531380 12684518 14496592 16367120 18120740 23062760 25369036 31711295 36241480 46125520 50738072 63422590 72482960 101476144 126845180 253690360 507380720