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151144234 = 2531425889
BaseRepresentation
bin10010000001001…
…00011100101010
3101112101220220121
421000210130222
5302143103414
622555313454
73513463513
oct1100443452
9345356817
10151144234
117835399a
124274b88a
132540c977
1416105a0a
15d408724
hex902472a

151144234 has 8 divisors (see below), whose sum is σ = 230994180. Its totient is φ = 74146176.

The previous prime is 151144211. The next prime is 151144243. The reversal of 151144234 is 432441151.

It can be written as a sum of positive squares in 2 ways, for example, as 133056225 + 18088009 = 11535^2 + 4253^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 151144199 and 151144208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 712839 + ... + 713050.

Almost surely, 2151144234 is an apocalyptic number.

151144234 is a deficient number, since it is larger than the sum of its proper divisors (79849946).

151144234 is a wasteful number, since it uses less digits than its factorization.

151144234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425944.

The product of its digits is 1920, while the sum is 25.

The square root of 151144234 is about 12294.0731248842. The cubic root of 151144234 is about 532.6768971524.

Adding to 151144234 its reverse (432441151), we get a palindrome (583585385).

The spelling of 151144234 in words is "one hundred fifty-one million, one hundred forty-four thousand, two hundred thirty-four".

Divisors: 1 2 53 106 1425889 2851778 75572117 151144234