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190616112 = 24331632707
BaseRepresentation
bin10110101110010…
…01001000110000
3111021200022011000
423113021020300
5342244203422
630525322000
74503132051
oct1327111060
9437608130
10190616112
1198663785
1253a06300
133064cccb
141b45c728
1511b03cac
hexb5c9230

190616112 has 80 divisors (see below), whose sum is σ = 550698880. Its totient is φ = 63125568.

The previous prime is 190616059. The next prime is 190616137. The reversal of 190616112 is 211616091.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 69063 + ... + 71769.

It is an arithmetic number, because the mean of its divisors is an integer number (6883736).

Almost surely, 2190616112 is an apocalyptic number.

190616112 is a gapful number since it is divisible by the number (12) 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 190616112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275349440).

190616112 is an abundant number, since it is smaller than the sum of its proper divisors (360082768).

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

190616112 is a wasteful number, since it uses less digits than its factorization.

190616112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2887 (or 2875 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 190616112 is about 13806.3793950478. The cubic root of 190616112 is about 575.5104347113.

The spelling of 190616112 in words is "one hundred ninety million, six hundred sixteen thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 163 216 326 432 489 652 978 1304 1467 1956 2608 2707 2934 3912 4401 5414 5868 7824 8121 8802 10828 11736 16242 17604 21656 23472 24363 32484 35208 43312 48726 64968 70416 73089 97452 129936 146178 194904 292356 389808 441241 584712 882482 1169424 1323723 1764964 2647446 3529928 3971169 5294892 7059856 7942338 10589784 11913507 15884676 21179568 23827014 31769352 47654028 63538704 95308056 190616112