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423197630 = 2571596053
BaseRepresentation
bin11001001110010…
…111101110111110
31002111022200000022
4121032113232332
51331314311010
6105554332142
713326056222
oct3116275676
91074280008
10423197630
111a797a709
12b988a052
13698a42cb
14402c2782
1527246d55
hex19397bbe

423197630 has 16 divisors (see below), whose sum is σ = 772485984. Its totient is φ = 166894560.

The previous prime is 423197629. The next prime is 423197641. The reversal of 423197630 is 36791324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297317 + ... + 298736.

It is an arithmetic number, because the mean of its divisors is an integer number (48280374).

Almost surely, 2423197630 is an apocalyptic number.

423197630 is a deficient number, since it is larger than the sum of its proper divisors (349288354).

423197630 is a wasteful number, since it uses less digits than its factorization.

423197630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596131.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 423197630 is about 20571.7677898619. The cubic root of 423197630 is about 750.7829630814.

The spelling of 423197630 in words is "four hundred twenty-three million, one hundred ninety-seven thousand, six hundred thirty".

Divisors: 1 2 5 10 71 142 355 710 596053 1192106 2980265 5960530 42319763 84639526 211598815 423197630