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11890616 = 2317237139
BaseRepresentation
bin101101010110…
…111110111000
3211101002212012
4231112332320
511020444431
61102505052
7203032343
oct55267670
924332765
1011890616
116791661
123b95188
13260428a
14181745a
15109d22b
hexb56fb8

11890616 has 48 divisors (see below), whose sum is σ = 24498600. Its totient is φ = 5405184.

The previous prime is 11890601. The next prime is 11890621. The reversal of 11890616 is 61609811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85475 + ... + 85613.

Almost surely, 211890616 is an apocalyptic number.

It is an amenable number.

11890616 is an abundant number, since it is smaller than the sum of its proper divisors (12607984).

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

11890616 is a wasteful number, since it uses less digits than its factorization.

11890616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 11890616 is about 3448.2772510342. The cubic root of 11890616 is about 228.2450939819.

The spelling of 11890616 in words is "eleven million, eight hundred ninety thousand, six hundred sixteen".

Divisors: 1 2 4 8 17 34 37 68 74 136 139 148 278 289 296 556 578 629 1112 1156 1258 2312 2363 2516 4726 5032 5143 9452 10286 10693 18904 20572 21386 40171 41144 42772 80342 85544 87431 160684 174862 321368 349724 699448 1486327 2972654 5945308 11890616