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149120234 = 2619712601
BaseRepresentation
bin10001110001101…
…10010011101010
3101101121002111122
420320312103222
5301133321414
622444055242
73460333604
oct1070662352
9341532448
10149120234
11771a126a
1241b34522
1324b81633
1415b3a174
15d158b8e
hex8e364ea

149120234 has 16 divisors (see below), whose sum is σ = 229709256. Its totient is φ = 72576000.

The previous prime is 149120197. The next prime is 149120267. The reversal of 149120234 is 432021941.

149120234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 72505225 + 76615009 = 8515^2 + 8753^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5534 + ... + 18134.

Almost surely, 2149120234 is an apocalyptic number.

149120234 is a deficient number, since it is larger than the sum of its proper divisors (80589022).

149120234 is a wasteful number, since it uses less digits than its factorization.

149120234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12761.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 149120234 is about 12211.4795991313. The cubic root of 149120234 is about 530.2884794773.

The spelling of 149120234 in words is "one hundred forty-nine million, one hundred twenty thousand, two hundred thirty-four".

Divisors: 1 2 61 97 122 194 5917 11834 12601 25202 768661 1222297 1537322 2444594 74560117 149120234