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10787210052 = 2232459365569
BaseRepresentation
bin10100000101111011…
…11100001101000100
31000211210001001022020
422002331330031010
5134043011210202
64542223203140
7531213525663
oct120275741504
930753031266
1010787210052
11463610a633
1221107464b0
13102bb12938
1474491cdda
1543205a5bc
hex282f7c344

10787210052 has 24 divisors (see below), whose sum is σ = 25180461600. Its totient is φ = 3594264576.

The previous prime is 10787210051. The next prime is 10787210099. The reversal of 10787210052 is 25001278701.

It is a junction number, because it is equal to n+sod(n) for n = 10787209995 and 10787210022.

It is not an unprimeable number, because it can be changed into a prime (10787210051) 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, 153277 + ... + 212292.

It is an arithmetic number, because the mean of its divisors is an integer number (1049185900).

Almost surely, 210787210052 is an apocalyptic number.

10787210052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10787210052 is an abundant number, since it is smaller than the sum of its proper divisors (14393251548).

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

10787210052 is a wasteful number, since it uses less digits than its factorization.

10787210052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368035 (or 368033 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 33.

Adding to 10787210052 its reverse (25001278701), we get a palindrome (35788488753).

The spelling of 10787210052 in words is "ten billion, seven hundred eighty-seven million, two hundred ten thousand, fifty-two".

Divisors: 1 2 3 4 6 12 2459 4918 7377 9836 14754 29508 365569 731138 1096707 1462276 2193414 4386828 898934171 1797868342 2696802513 3595736684 5393605026 10787210052