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200240148 = 22353359877
BaseRepresentation
bin10111110111101…
…10110000010100
3111221210020211210
423323312300110
5402230141043
631511501420
74651004343
oct1373666024
9457706753
10200240148
11a3037429
1257087870
133263c6c4
141c845b5a
15128a5633
hexbef6c14

200240148 has 48 divisors (see below), whose sum is σ = 477912960. Its totient is φ = 65230464.

The previous prime is 200240147. The next prime is 200240171. The reversal of 200240148 is 841042002.

It is a super-2 number, since 2×2002401482 = 80192233742123808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200240141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227886 + ... + 228762.

It is an arithmetic number, because the mean of its divisors is an integer number (9956520).

Almost surely, 2200240148 is an apocalyptic number.

It is an amenable number.

200240148 is an abundant number, since it is smaller than the sum of its proper divisors (277672812).

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

200240148 is a wasteful number, since it uses less digits than its factorization.

200240148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 200240148 is about 14150.6235904995. The cubic root of 200240148 is about 585.0375196916.

The spelling of 200240148 in words is "two hundred million, two hundred forty thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 12 53 106 159 212 318 359 636 718 877 1077 1436 1754 2154 2631 3508 4308 5262 10524 19027 38054 46481 57081 76108 92962 114162 139443 185924 228324 278886 314843 557772 629686 944529 1259372 1889058 3778116 16686679 33373358 50060037 66746716 100120074 200240148