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1214103400 = 23527198443
BaseRepresentation
bin100100001011101…
…1011111101101000
310010121112211202121
41020113123331220
54441302302100
6320250241024
742041465026
oct11027337550
93117484677
101214103400
11573369944
1229a726174
131646c19a3
14b7361716
15718c451a
hex485dbf68

1214103400 has 48 divisors (see below), whose sum is σ = 2827051200. Its totient is φ = 484908480.

The previous prime is 1214103391. The next prime is 1214103403. The reversal of 1214103400 is 43014121.

It is not an unprimeable number, because it can be changed into a prime (1214103403) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 139579 + ... + 148021.

It is an arithmetic number, because the mean of its divisors is an integer number (58896900).

Almost surely, 21214103400 is an apocalyptic number.

1214103400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1214103400 is an abundant number, since it is smaller than the sum of its proper divisors (1612947800).

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

1214103400 is a wasteful number, since it uses less digits than its factorization.

1214103400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9178 (or 9169 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1214103400 is about 34843.9865687036. The cubic root of 1214103400 is about 1066.8054485224.

Adding to 1214103400 its reverse (43014121), we get a palindrome (1257117521).

The spelling of 1214103400 in words is "one billion, two hundred fourteen million, one hundred three thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 719 1438 2876 3595 5752 7190 8443 14380 16886 17975 28760 33772 35950 42215 67544 71900 84430 143800 168860 211075 337720 422150 844300 1688600 6070517 12141034 24282068 30352585 48564136 60705170 121410340 151762925 242820680 303525850 607051700 1214103400