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1214023414 = 217259113781
BaseRepresentation
bin100100001011100…
…1000011011110110
310010121101210001011
41020113020123312
54441242222124
6320244422434
742041012602
oct11027103366
93117353034
101214023414
1157331483a
1229a6a7a1a
13164694466
14b7340502
15718aa994
hex485c86f6

1214023414 has 16 divisors (see below), whose sum is σ = 1929038976. Its totient is φ = 571043200.

The previous prime is 1214023387. The next prime is 1214023417. The reversal of 1214023414 is 4143204121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214023417) 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, 81204 + ... + 94984.

It is an arithmetic number, because the mean of its divisors is an integer number (120564936).

Almost surely, 21214023414 is an apocalyptic number.

1214023414 is a deficient number, since it is larger than the sum of its proper divisors (715015562).

1214023414 is a wasteful number, since it uses less digits than its factorization.

1214023414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16391.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1214023414 is about 34842.8387764258. The cubic root of 1214023414 is about 1066.7820207061.

Adding to 1214023414 its reverse (4143204121), we get a palindrome (5357227535).

The spelling of 1214023414 in words is "one billion, two hundred fourteen million, twenty-three thousand, four hundred fourteen".

Divisors: 1 2 17 34 2591 5182 13781 27562 44047 88094 234277 468554 35706571 71413142 607011707 1214023414