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1369137230 = 25251545473
BaseRepresentation
bin101000110011011…
…0110000001001110
310112102021101012022
41101212312001032
510300444342410
6343505210142
745633321506
oct12146660116
93472241168
101369137230
1164292a07a
12322630952
1318a863b96
14cdb9aa06
15802ea455
hex519b604e

1369137230 has 16 divisors (see below), whose sum is σ = 2474270064. Its totient is φ = 545472000.

The previous prime is 1369137221. The next prime is 1369137239. The reversal of 1369137230 is 327319631.

1369137230 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1369137221) and next prime (1369137239).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1369137239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270227 + ... + 275246.

It is an arithmetic number, because the mean of its divisors is an integer number (154641879).

Almost surely, 21369137230 is an apocalyptic number.

1369137230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1369137230 is a deficient number, since it is larger than the sum of its proper divisors (1105132834).

1369137230 is a wasteful number, since it uses less digits than its factorization.

1369137230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545731.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 1369137230 is about 37001.8544129885. The cubic root of 1369137230 is about 1110.4073471795.

The spelling of 1369137230 in words is "one billion, three hundred sixty-nine million, one hundred thirty-seven thousand, two hundred thirty".

Divisors: 1 2 5 10 251 502 1255 2510 545473 1090946 2727365 5454730 136913723 273827446 684568615 1369137230