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190495116 = 223272772729
BaseRepresentation
bin10110101101010…
…11100110001100
3111021110011011200
423112223212030
5342231320431
630522545500
74502116230
oct1326534614
9437404150
10190495116
1198590889
1253968290
1330609c06
141b42a5c0
1511accee6
hexb5ab98c

190495116 has 72 divisors (see below), whose sum is σ = 552508320. Its totient is φ = 54210816.

The previous prime is 190495111. The next prime is 190495133. The reversal of 190495116 is 611594091.

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

It is not an unprimeable number, because it can be changed into a prime (190495111) 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, 68440 + ... + 71168.

Almost surely, 2190495116 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 190495116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276254160).

190495116 is an abundant number, since it is smaller than the sum of its proper divisors (362013204).

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

190495116 is a wasteful number, since it uses less digits than its factorization.

190495116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3023 (or 3018 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 190495116 is about 13801.9968120559. The cubic root of 190495116 is about 575.3886380825.

It can be divided in two parts, 1904 and 95116, that added together give a triangular number (97020 = T440).

The spelling of 190495116 in words is "one hundred ninety million, four hundred ninety-five thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 277 554 831 1108 1662 1939 2493 2729 3324 3878 4986 5458 5817 7756 8187 9972 10916 11634 16374 17451 19103 23268 24561 32748 34902 38206 49122 57309 69804 76412 98244 114618 171927 229236 343854 687708 755933 1511866 2267799 3023732 4535598 5291531 6803397 9071196 10583062 13606794 15874593 21166124 27213588 31749186 47623779 63498372 95247558 190495116