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252110560 = 25513611987
BaseRepresentation
bin11110000011011…
…10011011100000
3122120101112200011
433001232123200
51004020014220
641003334304
76150622132
oct1701563340
9576345604
10252110560
1111a345439
1270521394
1340301260
14256a9052
15171ee65a
hexf06e6e0

252110560 has 96 divisors (see below), whose sum is σ = 652270752. Its totient is φ = 91514880.

The previous prime is 252110557. The next prime is 252110597. The reversal of 252110560 is 65011252.

252110560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125887 + ... + 127873.

It is an arithmetic number, because the mean of its divisors is an integer number (6794487).

Almost surely, 2252110560 is an apocalyptic number.

252110560 is a gapful number since it is divisible by the number (20) 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 252110560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326135376).

252110560 is an abundant number, since it is smaller than the sum of its proper divisors (400160192).

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

252110560 is a wasteful number, since it uses less digits than its factorization.

252110560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076 (or 2068 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 252110560 is about 15877.9897972004. The cubic root of 252110560 is about 631.7283188417.

The spelling of 252110560 in words is "two hundred fifty-two million, one hundred ten thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 61 65 80 104 122 130 160 208 244 260 305 416 488 520 610 793 976 1040 1220 1586 1952 1987 2080 2440 3172 3965 3974 4880 6344 7930 7948 9760 9935 12688 15860 15896 19870 25376 25831 31720 31792 39740 51662 63440 63584 79480 103324 121207 126880 129155 158960 206648 242414 258310 317920 413296 484828 516620 606035 826592 969656 1033240 1212070 1575691 1939312 2066480 2424140 3151382 3878624 4132960 4848280 6302764 7878455 9696560 12605528 15756910 19393120 25211056 31513820 50422112 63027640 126055280 252110560