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16110990 = 23257107239
BaseRepresentation
bin111101011101…
…010110001110
31010022112010100
4331131112032
513111022430
61333151530
7253640550
oct75352616
933275110
1016110990
119104475
12548b5a6
13345123c
1421d54d0
151633960
hexf5d58e

16110990 has 96 divisors (see below), whose sum is σ = 48522240. Its totient is φ = 3632832.

The previous prime is 16110973. The next prime is 16111003. The reversal of 16110990 is 9901161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67291 + ... + 67529.

It is an arithmetic number, because the mean of its divisors is an integer number (505440).

Almost surely, 216110990 is an apocalyptic number.

16110990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16110990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24261120).

16110990 is an abundant number, since it is smaller than the sum of its proper divisors (32411250).

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

16110990 is a wasteful number, since it uses less digits than its factorization.

16110990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

The square root of 16110990 is about 4013.8497729736. The cubic root of 16110990 is about 252.5655288540.

The spelling of 16110990 in words is "sixteen million, one hundred ten thousand, nine hundred ninety".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 107 126 210 214 239 315 321 478 535 630 642 717 749 963 1070 1195 1434 1498 1605 1673 1926 2151 2247 2390 3210 3346 3585 3745 4302 4494 4815 5019 6741 7170 7490 8365 9630 10038 10755 11235 13482 15057 16730 21510 22470 25095 25573 30114 33705 50190 51146 67410 75285 76719 127865 150570 153438 179011 230157 255730 358022 383595 460314 537033 767190 895055 1074066 1150785 1611099 1790110 2301570 2685165 3222198 5370330 8055495 16110990