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42816062952 = 23321382155717
BaseRepresentation
bin100111111000000010…
…010100010111101000
311002111220222100122100
4213320002110113220
51200141403003302
631400332453400
73044010346605
oct477002242750
9132456870570
1042816062952
11171816078a3
12836b01a260
134064614bc0
1421025b36ac
1511a8d45d1c
hex9f80945e8

42816062952 has 96 divisors (see below), whose sum is σ = 125034535080. Its totient is φ = 13157890560.

The previous prime is 42816062909. The next prime is 42816062969. The reversal of 42816062952 is 25926061824.

42816062952 is a `hidden beast` number, since 4 + 2 + 8 + 16 + 0 + 629 + 5 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 34889009796 + 7927053156 = 186786^2 + 89034^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 42816062898 and 42816062907.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 740598 + ... + 796314.

Almost surely, 242816062952 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 42816062952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62517267540).

42816062952 is an abundant number, since it is smaller than the sum of its proper divisors (82218472128).

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

42816062952 is a wasteful number, since it uses less digits than its factorization.

42816062952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56563 (or 56556 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 42816062952 in words is "forty-two billion, eight hundred sixteen million, sixty-two thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 36 39 52 72 78 104 117 156 234 312 468 821 936 1642 2463 3284 4926 6568 7389 9852 10673 14778 19704 21346 29556 32019 42692 55717 59112 64038 85384 96057 111434 128076 167151 192114 222868 256152 334302 384228 445736 501453 668604 724321 768456 1002906 1337208 1448642 2005812 2172963 2897284 4011624 4345926 5794568 6518889 8691852 13037778 17383704 26075556 45743657 52151112 91487314 137230971 182974628 274461942 365949256 411692913 548923884 594667541 823385826 1097847768 1189335082 1646771652 1784002623 2378670164 3293543304 3568005246 4757340328 5352007869 7136010492 10704015738 14272020984 21408031476 42816062952