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200629664 = 2519794177
BaseRepresentation
bin10111111010101…
…01110110100000
3111222112001011022
423331111312200
5402330122124
631524105012
74654216064
oct1375256640
9458461138
10200629664
11a3283044
1257235168
1332747aa1
141c907aa4
1512930c5e
hexbf55da0

200629664 has 48 divisors (see below), whose sum is σ = 421142400. Its totient is φ = 93809664.

The previous prime is 200629609. The next prime is 200629703. The reversal of 200629664 is 466926002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45944 + ... + 50120.

It is an arithmetic number, because the mean of its divisors is an integer number (8773800).

Almost surely, 2200629664 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 200629664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210571200).

200629664 is an abundant number, since it is smaller than the sum of its proper divisors (220512736).

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

200629664 is a wasteful number, since it uses less digits than its factorization.

200629664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4285 (or 4277 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 200629664 is about 14164.3801135101. The cubic root of 200629664 is about 585.4166209434.

The spelling of 200629664 in words is "two hundred million, six hundred twenty-nine thousand, six hundred sixty-four".

Divisors: 1 2 4 8 16 19 32 38 76 79 152 158 304 316 608 632 1264 1501 2528 3002 4177 6004 8354 12008 16708 24016 33416 48032 66832 79363 133664 158726 317452 329983 634904 659966 1269808 1319932 2539616 2639864 5279728 6269677 10559456 12539354 25078708 50157416 100314832 200629664