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142888873160 = 235111051308989
BaseRepresentation
bin1000010100010011010…
…1110010110011001000
3111122211011121211201102
42011010311302303020
54320114022420120
6145350420240532
713215630245015
oct2050465626310
9448734554642
10142888873160
1155665053320
1223839240148
13106222382b7
146cb718870c
153ab4663d75
hex2144d72cc8

142888873160 has 64 divisors (see below), whose sum is σ = 351062078400. Its totient is φ = 51909984000.

The previous prime is 142888873151. The next prime is 142888873207. The reversal of 142888873160 is 61378888241.

It is a junction number, because it is equal to n+sod(n) for n = 142888873096 and 142888873105.

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, 307946 + ... + 616934.

It is an arithmetic number, because the mean of its divisors is an integer number (5485344975).

Almost surely, 2142888873160 is an apocalyptic number.

142888873160 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 142888873160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175531039200).

142888873160 is an abundant number, since it is smaller than the sum of its proper divisors (208173205240).

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

142888873160 is a wasteful number, since it uses less digits than its factorization.

142888873160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310062 (or 310058 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 56.

The spelling of 142888873160 in words is "one hundred forty-two billion, eight hundred eighty-eight million, eight hundred seventy-three thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 1051 2102 4204 5255 8408 10510 11561 21020 23122 42040 46244 57805 92488 115610 231220 308989 462440 617978 1235956 1544945 2471912 3089890 3398879 6179780 6797758 12359560 13595516 16994395 27191032 33988790 67977580 135955160 324747439 649494878 1298989756 1623737195 2597979512 3247474390 3572221829 6494948780 7144443658 12989897560 14288887316 17861109145 28577774632 35722218290 71444436580 142888873160