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BaseRepresentation
bin10100111000110101…
…00111010111011100
31001221112102012210101
422130122213113130
5140431311013101
65052434150444
7544616523040
oct123432472734
931845365711
1011214157276
114835110383
12220b722424
1310993ca82a
147854da020
15459793401
hex29c6a75dc

11214157276 has 24 divisors (see below), whose sum is σ = 23608753280. Its totient is φ = 4553116272.

The previous prime is 11214157261. The next prime is 11214157337. The reversal of 11214157276 is 67275141211.

Adding to 11214157276 its reverse (67275141211), we get a palindrome (78489298487).

It can be divided in two parts, 11214 and 157276, that added together give a triangular number (168490 = T580).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10539090 + ... + 10540153.

Almost surely, 211214157276 is an apocalyptic number.

It is an amenable number.

11214157276 is an abundant number, since it is smaller than the sum of its proper divisors (12394596004).

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

11214157276 is a wasteful number, since it uses less digits than its factorization.

11214157276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21079273 (or 21079271 counting only the distinct ones).

The product of its digits is 23520, while the sum is 37.

The spelling of 11214157276 in words is "eleven billion, two hundred fourteen million, one hundred fifty-seven thousand, two hundred seventy-six".