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126876201 = 3148928403
BaseRepresentation
bin1111000111111…
…11101000101001
322211201222102120
413203333220221
5224440014301
620331221453
73100300314
oct743775051
9284658376
10126876201
1165688a71
12365a7889
132039399a
1412bc997b
15b212e36
hex78ffa29

126876201 has 8 divisors (see below), whose sum is σ = 169287840. Its totient is φ = 84524352.

The previous prime is 126876163. The next prime is 126876209. The reversal of 126876201 is 102678621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126876201 - 215 = 126843433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126876209) 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, 9735 + ... + 18668.

It is an arithmetic number, because the mean of its divisors is an integer number (21160980).

Almost surely, 2126876201 is an apocalyptic number.

It is an amenable number.

126876201 is a deficient number, since it is larger than the sum of its proper divisors (42411639).

126876201 is a wasteful number, since it uses less digits than its factorization.

126876201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29895.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 126876201 is about 11263.9336379437. The cubic root of 126876201 is about 502.4891886489.

The spelling of 126876201 in words is "one hundred twenty-six million, eight hundred seventy-six thousand, two hundred one".

Divisors: 1 3 1489 4467 28403 85209 42292067 126876201