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1304043132 = 223715524323
BaseRepresentation
bin100110110111010…
…0001111001111100
310100212210020212210
41031232201321330
510132313340012
6333222100420
744213120010
oct11556417174
93325706783
101304043132
1160a1099a7
1230487a710
1317a222372
14c5294540
157973d23c
hex4dba1e7c

1304043132 has 24 divisors (see below), whose sum is σ = 3477448576. Its totient is φ = 372583728.

The previous prime is 1304043127. The next prime is 1304043211. The reversal of 1304043132 is 2313404031.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1304043099 and 1304043108.

It is a congruent number.

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, 7762078 + ... + 7762245.

Almost surely, 21304043132 is an apocalyptic number.

1304043132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1304043132 is an abundant number, since it is smaller than the sum of its proper divisors (2173405444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1304043132 is a wasteful number, since it uses less digits than its factorization.

1304043132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15524337 (or 15524335 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1304043132 is about 36111.5373807319. The cubic root of 1304043132 is about 1092.5231596729.

Adding to 1304043132 its reverse (2313404031), we get a palindrome (3617447163).

The spelling of 1304043132 in words is "one billion, three hundred four million, forty-three thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 15524323 31048646 46572969 62097292 93145938 108670261 186291876 217340522 326010783 434681044 652021566 1304043132