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10931401950 = 23527431971229
BaseRepresentation
bin10100010111000111…
…11111010011011110
31001012211100202101220
422023203333103132
5134341414330300
65004413514210
7534614245350
oct121343772336
931184322356
1010931401950
1146aa545097
122150aa2966
131052959ca1
14759b350d0
1543ea3dda0
hex28b8ff4de

10931401950 has 192 divisors, whose sum is σ = 31890101760. Its totient is φ = 2426135040.

The previous prime is 10931401933. The next prime is 10931401967. The reversal of 10931401950 is 5910413901.

It is an interprime number because it is at equal distance from previous prime (10931401933) and next prime (10931401967).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8893936 + ... + 8895164.

It is an arithmetic number, because the mean of its divisors is an integer number (166094280).

Almost surely, 210931401950 is an apocalyptic number.

10931401950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10931401950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15945050880).

10931401950 is an abundant number, since it is smaller than the sum of its proper divisors (20958699810).

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

10931401950 is a wasteful number, since it uses less digits than its factorization.

10931401950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491 (or 1486 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 33.

The spelling of 10931401950 in words is "ten billion, nine hundred thirty-one million, four hundred one thousand, nine hundred fifty".