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534168720 = 243254911511
BaseRepresentation
bin11111110101101…
…100010010010000
31101020010120201200
4133311230102100
52043221344340
6125001031200
716144234131
oct3765542220
91336116650
10534168720
11254584958
1212aa85500
1386889687
1450d2bc88
1531d67330
hex1fd6c490

534168720 has 120 divisors (see below), whose sum is σ = 1798759872. Its totient is φ = 142060800.

The previous prime is 534168709. The next prime is 534168737. The reversal of 534168720 is 27861435.

It is a tau number, because it is divible by the number of its divisors (120).

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

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, 352765 + ... + 354275.

Almost surely, 2534168720 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 534168720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (899379936).

534168720 is an abundant number, since it is smaller than the sum of its proper divisors (1264591152).

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

534168720 is a wasteful number, since it uses less digits than its factorization.

534168720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021 (or 2012 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 534168720 is about 23112.0903425026. The cubic root of 534168720 is about 811.3834610671.

The spelling of 534168720 in words is "five hundred thirty-four million, one hundred sixty-eight thousand, seven hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 491 720 982 1473 1511 1964 2455 2946 3022 3928 4419 4533 4910 5892 6044 7365 7555 7856 8838 9066 9820 11784 12088 13599 14730 15110 17676 18132 19640 22095 22665 23568 24176 27198 29460 30220 35352 36264 39280 44190 45330 54396 58920 60440 67995 70704 72528 88380 90660 108792 117840 120880 135990 176760 181320 217584 271980 353520 362640 543960 741901 1087920 1483802 2225703 2967604 3709505 4451406 5935208 6677109 7419010 8902812 11128515 11870416 13354218 14838020 17805624 22257030 26708436 29676040 33385545 35611248 44514060 53416872 59352080 66771090 89028120 106833744 133542180 178056240 267084360 534168720