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149103404 = 2240991139
BaseRepresentation
bin10001110001100…
…10001100101100
3101101120020102022
420320302030230
5301132302104
622443445312
73460233542
oct1070621454
9341506368
10149103404
117718a65a
1241b26838
1324b76a88
1415b33d92
15d153bbe
hex8e3232c

149103404 has 12 divisors (see below), whose sum is σ = 261571800. Its totient is φ = 74368608.

The previous prime is 149103373. The next prime is 149103419. The reversal of 149103404 is 404301941.

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, 43934 + ... + 47205.

It is an arithmetic number, because the mean of its divisors is an integer number (21797650).

Almost surely, 2149103404 is an apocalyptic number.

It is an amenable number.

149103404 is a deficient number, since it is larger than the sum of its proper divisors (112468396).

149103404 is a wasteful number, since it uses less digits than its factorization.

149103404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91552 (or 91550 counting only the distinct ones).

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

The square root of 149103404 is about 12210.7904740029. The cubic root of 149103404 is about 530.2685289299.

The spelling of 149103404 in words is "one hundred forty-nine million, one hundred three thousand, four hundred four".

Divisors: 1 2 4 409 818 1636 91139 182278 364556 37275851 74551702 149103404