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30053713560 = 23351341945979
BaseRepresentation
bin11011111111010101…
…110100011010011000
32212120111100211112020
4123333111310122120
5443022222313220
621450111214440
72112521231103
oct337725643230
985514324466
1030053713560
11118225a0902
1259a8b17420
132aac550880
14165162b73a
15bad6d9040
hex6ff574698

30053713560 has 128 divisors (see below), whose sum is σ = 97330464000. Its totient is φ = 7380020736.

The previous prime is 30053713559. The next prime is 30053713567. The reversal of 30053713560 is 6531735003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30053713567) 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, 630651 + ... + 676629.

It is an arithmetic number, because the mean of its divisors is an integer number (760394250).

Almost surely, 230053713560 is an apocalyptic number.

30053713560 is a gapful number since it is divisible by the number (30) 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 30053713560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48665232000).

30053713560 is an abundant number, since it is smaller than the sum of its proper divisors (67276750440).

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

30053713560 is a wasteful number, since it uses less digits than its factorization.

30053713560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46425 (or 46421 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 33.

The spelling of 30053713560 in words is "thirty billion, fifty-three million, seven hundred thirteen thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 260 312 390 419 520 780 838 1257 1560 1676 2095 2514 3352 4190 5028 5447 6285 8380 10056 10894 12570 16341 16760 21788 25140 27235 32682 43576 45979 50280 54470 65364 81705 91958 108940 130728 137937 163410 183916 217880 229895 275874 326820 367832 459790 551748 597727 653640 689685 919580 1103496 1195454 1379370 1793181 1839160 2390908 2758740 2988635 3586362 4781816 5517480 5977270 7172724 8965905 11954540 14345448 17931810 19265201 23909080 35863620 38530402 57795603 71727240 77060804 96326005 115591206 154121608 192652010 231182412 250447613 288978015 385304020 462364824 500895226 577956030 751342839 770608040 1001790452 1155912060 1252238065 1502685678 2003580904 2311824120 2504476130 3005371356 3756714195 5008952260 6010742712 7513428390 10017904520 15026856780 30053713560