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149307627 = 377109887
BaseRepresentation
bin10001110011001…
…00000011101011
3101101221121120010
420321210003223
5301210321002
622452103003
73462044130
oct1071440353
9341847503
10149307627
117730a037
1242004a63
1324c18a11
1415b88587
15d19446c
hex8e640eb

149307627 has 8 divisors (see below), whose sum is σ = 227516416. Its totient is φ = 85318632.

The previous prime is 149307623. The next prime is 149307629. The reversal of 149307627 is 726703941.

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

It is not a de Polignac number, because 149307627 - 22 = 149307623 is a prime.

It is a super-2 number, since 2×1493076272 = 44585534960742258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149307623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3554923 + ... + 3554964.

It is an arithmetic number, because the mean of its divisors is an integer number (28439552).

Almost surely, 2149307627 is an apocalyptic number.

149307627 is a deficient number, since it is larger than the sum of its proper divisors (78208789).

149307627 is an equidigital number, since it uses as much as digits as its factorization.

149307627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7109897.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 149307627 is about 12219.1500113551. The cubic root of 149307627 is about 530.5105167550.

The spelling of 149307627 in words is "one hundred forty-nine million, three hundred seven thousand, six hundred twenty-seven".

Divisors: 1 3 7 21 7109887 21329661 49769209 149307627