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52150030360 = 23519374145233
BaseRepresentation
bin110000100100011000…
…100101000000011000
311222121102111000210221
4300210120211000120
51323300401432420
635542444045424
73524216641561
oct604430450030
9158542430727
1052150030360
112013137274a
12a134b33874
134bc1326a3c
14274a0c1168
1515534e0caa
hexc24625018

52150030360 has 128 divisors (see below), whose sum is σ = 129948235200. Its totient is φ = 18758615040.

The previous prime is 52150030301. The next prime is 52150030369. The reversal of 52150030360 is 6303005125.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52150030369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1130304 + ... + 1175536.

Almost surely, 252150030360 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 52150030360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64974117600).

52150030360 is an abundant number, since it is smaller than the sum of its proper divisors (77798204840).

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

52150030360 is a wasteful number, since it uses less digits than its factorization.

52150030360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45341 (or 45337 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 52150030360 its reverse (6303005125), we get a palindrome (58453035485).

The spelling of 52150030360 in words is "fifty-two billion, one hundred fifty million, thirty thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 19 20 37 38 40 41 74 76 82 95 148 152 164 185 190 205 296 328 370 380 410 703 740 760 779 820 1406 1480 1517 1558 1640 2812 3034 3116 3515 3895 5624 6068 6232 7030 7585 7790 12136 14060 15170 15580 28120 28823 30340 31160 45233 57646 60680 90466 115292 144115 180932 226165 230584 288230 361864 452330 576460 859427 904660 1152920 1673621 1718854 1809320 1854553 3347242 3437708 3709106 4297135 6694484 6875416 7418212 8368105 8594270 9272765 13388968 14836424 16736210 17188540 18545530 31798799 33472420 34377080 35236507 37091060 63597598 66944840 68618461 70473014 74182120 127195196 137236922 140946028 158993995 176182535 254390392 274473844 281892056 317987990 343092305 352365070 548947688 635975980 686184610 704730140 1271951960 1303750759 1372369220 1409460280 2607501518 2744738440 5215003036 6518753795 10430006072 13037507590 26075015180 52150030360