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10839230772 = 2231974585123
BaseRepresentation
bin10100001100001000…
…11000100100110100
31000222101220222022120
422012010120210310
5134144320341042
64551322155540
7532414640616
oct120604304464
930871828276
1010839230772
114662510567
122126052bb0
131039827a26
1474b7c0db6
154368d3dec
hex286118934

10839230772 has 24 divisors (see below), whose sum is σ = 25419927456. Its totient is φ = 3594735648.

The previous prime is 10839230767. The next prime is 10839230777. The reversal of 10839230772 is 27703293801.

It is an interprime number because it is at equal distance from previous prime (10839230767) and next prime (10839230777).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10839230777) 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, 2290198 + ... + 2294925.

It is an arithmetic number, because the mean of its divisors is an integer number (1059163644).

Almost surely, 210839230772 is an apocalyptic number.

10839230772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10839230772 is an abundant number, since it is smaller than the sum of its proper divisors (14580696684).

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

10839230772 is a wasteful number, since it uses less digits than its factorization.

10839230772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4585327 (or 4585325 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The spelling of 10839230772 in words is "ten billion, eight hundred thirty-nine million, two hundred thirty thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 12 197 394 591 788 1182 2364 4585123 9170246 13755369 18340492 27510738 55021476 903269231 1806538462 2709807693 3613076924 5419615386 10839230772