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1616104160 = 255117571213
BaseRepresentation
bin110000001010011…
…1100101011100000
311011121222121010122
41200110330223200
511302210313120
6424210415412
755022441636
oct14024745340
94147877118
101616104160
1175a280a80
12391291568
131c9a83b68
141148c7356
1596d30a25
hex6053cae0

1616104160 has 96 divisors (see below), whose sum is σ = 4174081632. Its totient is φ = 586414080.

The previous prime is 1616104157. The next prime is 1616104207. The reversal of 1616104160 is 614016161.

It is a super-2 number, since 2×16161041602 = 5223585311938611200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1331714 + ... + 1332926.

It is an arithmetic number, because the mean of its divisors is an integer number (43480017).

Almost surely, 21616104160 is an apocalyptic number.

1616104160 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 1616104160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2087040816).

1616104160 is an abundant number, since it is smaller than the sum of its proper divisors (2557977472).

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

1616104160 is a wasteful number, since it uses less digits than its factorization.

1616104160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996 (or 1988 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1616104160 is about 40200.7980020298. The cubic root of 1616104160 is about 1173.5180738153.

The spelling of 1616104160 in words is "one billion, six hundred sixteen million, one hundred four thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 352 440 757 880 1213 1514 1760 2426 3028 3785 4852 6056 6065 7570 8327 9704 12112 12130 13343 15140 16654 19408 24224 24260 26686 30280 33308 38816 41635 48520 53372 60560 66616 66715 83270 97040 106744 121120 133232 133430 166540 194080 213488 266464 266860 333080 426976 533720 666160 918241 1067440 1332320 1836482 2134880 3672964 4591205 7345928 9182410 10100651 14691856 18364820 20201302 29383712 36729640 40402604 50503255 73459280 80805208 101006510 146918560 161610416 202013020 323220832 404026040 808052080 1616104160