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149026927 = 781126251
BaseRepresentation
bin10001110000111…
…11100001101111
3101101102100111211
420320133201233
5301122330202
622442055251
73456464560
oct1070374157
9341370454
10149026927
1177138155
1241aaa527
1324b4b01a
1415b14167
15d13b1d7
hex8e1f86f

149026927 has 8 divisors (see below), whose sum is σ = 170532992. Its totient is φ = 127575000.

The previous prime is 149026907. The next prime is 149026931. The reversal of 149026927 is 729620941.

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

It is not a de Polignac number, because 149026927 - 215 = 148994159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 149026927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149026907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7449 + ... + 18802.

It is an arithmetic number, because the mean of its divisors is an integer number (21316624).

Almost surely, 2149026927 is an apocalyptic number.

149026927 is a deficient number, since it is larger than the sum of its proper divisors (21506065).

149026927 is an equidigital number, since it uses as much as digits as its factorization.

149026927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27069.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 149026927 is about 12207.6585388026. The cubic root of 149026927 is about 530.1778529726.

The spelling of 149026927 in words is "one hundred forty-nine million, twenty-six thousand, nine hundred twenty-seven".

Divisors: 1 7 811 5677 26251 183757 21289561 149026927