Search a number
-
+
157887054160 = 2451137411011171
BaseRepresentation
bin1001001100001011001…
…1010100000101010000
3120002112102100101012121
42103002303110011100
510041323041213120
6200310551304024
714256405550153
oct2230263240520
9502472311177
10157887054160
1160a61142730
122672407b014
1311b72598404
1478db057c9a
1541912195aa
hex24c2cd4150

157887054160 has 320 divisors, whose sum is σ = 425848243968. Its totient is φ = 53913600000.

The previous prime is 157887054001. The next prime is 157887054161. The reversal of 157887054160 is 61450788751.

It is a junction number, because it is equal to n+sod(n) for n = 157887054098 and 157887054107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157887054161) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 134830375 + ... + 134831545.

Almost surely, 2157887054160 is an apocalyptic number.

157887054160 is a gapful number since it is divisible by the number (10) 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 157887054160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212924121984).

157887054160 is an abundant number, since it is smaller than the sum of its proper divisors (267961189808).

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

157887054160 is a wasteful number, since it uses less digits than its factorization.

157887054160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1374 (or 1368 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 52.

The spelling of 157887054160 in words is "one hundred fifty-seven billion, eight hundred eighty-seven million, fifty-four thousand, one hundred sixty".