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206012152 = 23374791453
BaseRepresentation
bin11000100011101…
…11111011111000
3112100122111112201
430101313323320
5410214342102
632235315544
75051034343
oct1421677370
9470574481
10206012152
11a6319a85
1258babbb4
13338b09a8
141d50945a
1513145987
hexc477ef8

206012152 has 32 divisors (see below), whose sum is σ = 397814400. Its totient is φ = 99944064.

The previous prime is 206012123. The next prime is 206012153. The reversal of 206012152 is 251210602.

It is a super-2 number, since 2×2060121522 = 84882013543342208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206012153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141058 + ... + 142510.

It is an arithmetic number, because the mean of its divisors is an integer number (12431700).

Almost surely, 2206012152 is an apocalyptic number.

It is an amenable number.

206012152 is a deficient number, since it is larger than the sum of its proper divisors (191802248).

206012152 is a wasteful number, since it uses less digits than its factorization.

206012152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975 (or 1971 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 206012152 is about 14353.1234231438. The cubic root of 206012152 is about 590.6056712393.

Adding to 206012152 its reverse (251210602), we get a palindrome (457222754).

The spelling of 206012152 in words is "two hundred six million, twelve thousand, one hundred fifty-two".

Divisors: 1 2 4 8 37 74 148 296 479 958 1453 1916 2906 3832 5812 11624 17723 35446 53761 70892 107522 141784 215044 430088 695987 1391974 2783948 5567896 25751519 51503038 103006076 206012152