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11970588240 = 243751319277
BaseRepresentation
bin10110010011000000…
…01010111001010000
31010220020202220000000
423021200022321100
5144003432310430
65255455130000
7602433215112
oct131140127120
933806686000
1011970588240
1150930a3136
1223a0b13900
13118a037510
14817b633b2
154a0db0e60
hex2c980ae50

11970588240 has 640 divisors, whose sum is σ = 47488627200. Its totient is φ = 2781444096.

The previous prime is 11970588229. The next prime is 11970588251. The reversal of 11970588240 is 4288507911.

It is an interprime number because it is at equal distance from previous prime (11970588229) and next prime (11970588251).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 43214982 + ... + 43215258.

It is an arithmetic number, because the mean of its divisors is an integer number (74200980).

Almost surely, 211970588240 is an apocalyptic number.

11970588240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11970588240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23744313600).

11970588240 is an abundant number, since it is smaller than the sum of its proper divisors (35518038960).

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

11970588240 is a wasteful number, since it uses less digits than its factorization.

11970588240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 11970588240 in words is "eleven billion, nine hundred seventy million, five hundred eighty-eight thousand, two hundred forty".