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119081028 = 223112361643
BaseRepresentation
bin1110001100100…
…00100001000100
322022001221110110
413012100201010
5220441043103
615452153020
72644113003
oct706204104
9268057413
10119081028
1161244380
1233a68770
131b894861
1411b5ac3a
15a6c3403
hex7190844

119081028 has 96 divisors (see below), whose sum is σ = 321979392. Its totient is φ = 33897600.

The previous prime is 119080979. The next prime is 119081029. The reversal of 119081028 is 820180911.

119081028 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

119081028 is a nontrivial binomial coefficient, being equal to C(15433, 2).

119081028 is strictly pandigital in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 119080986 and 119081004.

It is not an unprimeable number, because it can be changed into a prime (119081029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184875 + ... + 185517.

It is an arithmetic number, because the mean of its divisors is an integer number (3353952).

Almost surely, 2119081028 is an apocalyptic number.

119081028 is the 15432-nd triangular number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 119081028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160989696).

119081028 is an abundant number, since it is smaller than the sum of its proper divisors (202898364).

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

119081028 is a wasteful number, since it uses less digits than its factorization.

119081028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 30.

The square root of 119081028 is about 10912.4253949340. The cubic root of 119081028 is about 491.9800871047.

The spelling of 119081028 in words is "one hundred nineteen million, eighty-one thousand, twenty-eight".

Divisors: 1 2 3 4 6 11 12 22 23 33 44 46 61 66 69 92 122 132 138 183 244 253 276 366 506 643 671 732 759 1012 1286 1342 1403 1518 1929 2013 2572 2684 2806 3036 3858 4026 4209 5612 7073 7716 8052 8418 14146 14789 15433 16836 21219 28292 29578 30866 39223 42438 44367 46299 59156 61732 78446 84876 88734 92598 117669 156892 162679 177468 185196 235338 325358 431453 470676 488037 650716 862906 902129 976074 1294359 1725812 1804258 1952148 2588718 2706387 3608516 5177436 5412774 9923419 10825548 19846838 29770257 39693676 59540514 119081028