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1369168430 = 25719559549
BaseRepresentation
bin101000110011011…
…1101101000101110
310112102022221222212
41101212331220232
510301001342210
6343510010422
745633511460
oct12146755056
93472287885
101369168430
11642950563
12322646a12
1318a875146
14cdba8130
1580304805
hex519bda2e

1369168430 has 16 divisors (see below), whose sum is σ = 2816575200. Its totient is φ = 469429152.

The previous prime is 1369168417. The next prime is 1369168447. The reversal of 1369168430 is 348619631.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9779705 + ... + 9779844.

It is an arithmetic number, because the mean of its divisors is an integer number (176035950).

Almost surely, 21369168430 is an apocalyptic number.

1369168430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1369168430 is an abundant number, since it is smaller than the sum of its proper divisors (1447406770).

1369168430 is a wasteful number, since it uses less digits than its factorization.

1369168430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19559563.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 1369168430 is about 37002.2760110780. The cubic root of 1369168430 is about 1110.4157817969.

The spelling of 1369168430 in words is "one billion, three hundred sixty-nine million, one hundred sixty-eight thousand, four hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 19559549 39119098 97797745 136916843 195595490 273833686 684584215 1369168430