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468413920 = 255132171019
BaseRepresentation
bin11011111010110…
…110110111100000
31012122101220002201
4123322312313200
51424403221140
6114251422544
714415311152
oct3372666740
91178356081
10468413920
11220453347
12110a54a54
1376076200
14462d2ad2
152b1c949a
hex1beb6de0

468413920 has 144 divisors (see below), whose sum is σ = 1270034640. Its totient is φ = 162619392.

The previous prime is 468413899. The next prime is 468413963. The reversal of 468413920 is 29314864.

It is a self number, because there is not a number n which added to its sum of digits gives 468413920.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 459171 + ... + 460189.

It is an arithmetic number, because the mean of its divisors is an integer number (8819685).

Almost surely, 2468413920 is an apocalyptic number.

468413920 is a gapful number since it is divisible by the number (40) 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 468413920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (635017320).

468413920 is an abundant number, since it is smaller than the sum of its proper divisors (801620720).

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

468413920 is a wasteful number, since it uses less digits than its factorization.

468413920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077 (or 1056 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 468413920 is about 21642.8722677929. The cubic root of 468413920 is about 776.6224325556.

The spelling of 468413920 in words is "four hundred sixty-eight million, four hundred thirteen thousand, nine hundred twenty".

Divisors: 1 2 4 5 8 10 13 16 17 20 26 32 34 40 52 65 68 80 85 104 130 136 160 169 170 208 221 260 272 338 340 416 442 520 544 676 680 845 884 1019 1040 1105 1352 1360 1690 1768 2038 2080 2210 2704 2720 2873 3380 3536 4076 4420 5095 5408 5746 6760 7072 8152 8840 10190 11492 13247 13520 14365 16304 17323 17680 20380 22984 26494 27040 28730 32608 34646 35360 40760 45968 52988 57460 66235 69292 81520 86615 91936 105976 114920 132470 138584 163040 172211 173230 211952 225199 229840 264940 277168 344422 346460 423904 450398 459680 529880 554336 688844 692920 861055 900796 1059760 1125995 1377688 1385840 1722110 1801592 2119520 2251990 2755376 2771680 2927587 3444220 3603184 4503980 5510752 5855174 6888440 7206368 9007960 11710348 13776880 14637935 18015920 23420696 27553760 29275870 36031840 46841392 58551740 93682784 117103480 234206960 468413920