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146028692 = 2236507173
BaseRepresentation
bin10001011010000…
…11100010010100
3101011210000201002
420231003202110
5244340404232
622253522432
73422136425
oct1055034224
9334700632
10146028692
117547a577
1240aa3418
132433b414
141557364c
15cc47b62
hex8b43894

146028692 has 6 divisors (see below), whose sum is σ = 255550218. Its totient is φ = 73014344.

The previous prime is 146028653. The next prime is 146028703. The reversal of 146028692 is 296820641.

It can be written as a sum of positive squares in only one way, i.e., 145829776 + 198916 = 12076^2 + 446^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18253583 + ... + 18253590.

It is an arithmetic number, because the mean of its divisors is an integer number (42591703).

Almost surely, 2146028692 is an apocalyptic number.

It is an amenable number.

146028692 is a deficient number, since it is larger than the sum of its proper divisors (109521526).

146028692 is a wasteful number, since it uses less digits than its factorization.

146028692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36507177 (or 36507175 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 146028692 is about 12084.2331986767. The cubic root of 146028692 is about 526.5982340896.

The spelling of 146028692 in words is "one hundred forty-six million, twenty-eight thousand, six hundred ninety-two".

Divisors: 1 2 4 36507173 73014346 146028692