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200000149206 = 231113376300011
BaseRepresentation
bin1011101001000011110…
…0000001011011010110
3201010020100120021011120
42322100330001123112
511234100014233311
6231513453144410
720310122135004
oct2722074013326
9633210507146
10200000149206
1177901963310
123291778b106
1315b24372070
14997411da74
1553084a3706
hex2e90f016d6

200000149206 has 64 divisors (see below), whose sum is σ = 482631319296. Its totient is φ = 54432086400.

The previous prime is 200000149177. The next prime is 200000149207. The reversal of 200000149206 is 602941000002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200000149207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3118260 + ... + 3181751.

It is an arithmetic number, because the mean of its divisors is an integer number (7541114364).

Almost surely, 2200000149206 is an apocalyptic number.

200000149206 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

200000149206 is an abundant number, since it is smaller than the sum of its proper divisors (282631170090).

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

200000149206 is a wasteful number, since it uses less digits than its factorization.

200000149206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6300077.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 200000149206 its reverse (602941000002), we get a palindrome (802941149208).

The spelling of 200000149206 in words is "two hundred billion, one hundred forty-nine thousand, two hundred six".

Divisors: 1 2 3 6 11 13 22 26 33 37 39 66 74 78 111 143 222 286 407 429 481 814 858 962 1221 1443 2442 2886 5291 10582 15873 31746 6300011 12600022 18900033 37800066 69300121 81900143 138600242 163800286 207900363 233100407 245700429 415800726 466200814 491400858 699301221 900901573 1398602442 1801803146 2564104477 2702704719 3030305291 5128208954 5405409438 6060610582 7692313431 9090915873 15384626862 18181831746 33333358201 66666716402 100000074603 200000149206