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149695214 = 2531412219
BaseRepresentation
bin10001110110000…
…10101011101110
3101102200022020012
420323002223232
5301310221324
622504253222
73465250124
oct1073025356
9342608205
10149695214
1177554259
1242171212
1325023266
1415c49914
15d21e20e
hex8ec2aee

149695214 has 8 divisors (see below), whose sum is σ = 228779640. Its totient is φ = 73435336.

The previous prime is 149695211. The next prime is 149695289. The reversal of 149695214 is 412596941.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149695211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706004 + ... + 706215.

It is an arithmetic number, because the mean of its divisors is an integer number (28597455).

Almost surely, 2149695214 is an apocalyptic number.

149695214 is a deficient number, since it is larger than the sum of its proper divisors (79084426).

149695214 is a wasteful number, since it uses less digits than its factorization.

149695214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412274.

The product of its digits is 77760, while the sum is 41.

The square root of 149695214 is about 12234.9995504700. Note that the first 3 decimals coincide. The cubic root of 149695214 is about 530.9691700695.

The spelling of 149695214 in words is "one hundred forty-nine million, six hundred ninety-five thousand, two hundred fourteen".

Divisors: 1 2 53 106 1412219 2824438 74847607 149695214