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103990116 = 22319617477
BaseRepresentation
bin1100011001011…
…00001101100100
321020200020121210
412030230031210
5203110140431
614152511420
72401621116
oct614541544
9236606553
10103990116
115377734a
122a9ab570
131870ca19
14db4d3b6
1591e1d46
hex632c364

103990116 has 48 divisors (see below), whose sum is σ = 259636160. Its totient is φ = 32296320.

The previous prime is 103990109. The next prime is 103990121. The reversal of 103990116 is 611099301.

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, 10170 + ... + 17646.

Almost surely, 2103990116 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 103990116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129818080).

103990116 is an abundant number, since it is smaller than the sum of its proper divisors (155646044).

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

103990116 is a wasteful number, since it uses less digits than its factorization.

103990116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7564 (or 7562 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 30.

The square root of 103990116 is about 10197.5544127011. The cubic root of 103990116 is about 470.2520392568.

The spelling of 103990116 in words is "one hundred three million, nine hundred ninety thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 12 19 38 57 61 76 114 122 183 228 244 366 732 1159 2318 3477 4636 6954 7477 13908 14954 22431 29908 44862 89724 142063 284126 426189 456097 568252 852378 912194 1368291 1704756 1824388 2736582 5473164 8665843 17331686 25997529 34663372 51995058 103990116