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5071251960 = 2332528150131
BaseRepresentation
bin1001011100100010…
…10010100111111000
3111002102110021212200
410232101102213320
540341220030320
62155114310200
7236445634065
oct45621224770
914072407780
105071251960
112172653725
12b96428360
1362a848208
1436172bc6c
151ea32d290
hex12e4529f8

5071251960 has 96 divisors (see below), whose sum is σ = 16540552080. Its totient is φ = 1347494400.

The previous prime is 5071251883. The next prime is 5071251961. The reversal of 5071251960 is 691521705.

5071251960 is a `hidden beast` number, since 507 + 12 + 51 + 96 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5071251961) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76095 + ... + 126225.

Almost surely, 25071251960 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 5071251960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8270276040).

5071251960 is an abundant number, since it is smaller than the sum of its proper divisors (11469300120).

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

5071251960 is a wasteful number, since it uses less digits than its factorization.

5071251960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50429 (or 50422 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 36.

The square root of 5071251960 is about 71212.7233013877. The cubic root of 5071251960 is about 1718.0602749941.

The spelling of 5071251960 in words is "five billion, seventy-one million, two hundred fifty-one thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 281 360 562 843 1124 1405 1686 2248 2529 2810 3372 4215 5058 5620 6744 8430 10116 11240 12645 16860 20232 25290 33720 50131 50580 100262 101160 150393 200524 250655 300786 401048 451179 501310 601572 751965 902358 1002620 1203144 1503930 1804716 2005240 2255895 3007860 3609432 4511790 6015720 9023580 14086811 18047160 28173622 42260433 56347244 70434055 84520866 112694488 126781299 140868110 169041732 211302165 253562598 281736220 338083464 422604330 507125196 563472440 633906495 845208660 1014250392 1267812990 1690417320 2535625980 5071251960