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10011010040 = 235250275251
BaseRepresentation
bin10010101001011001…
…11110001111111000
3221211200111000001122
421110230332033320
5131000304310130
64333214404412
7503040116123
oct112454761770
927750430048
1010011010040
114277a55019
121b34800708
13c370739a5
146ad7cb3ba
153d8d352e5
hex254b3e3f8

10011010040 has 16 divisors (see below), whose sum is σ = 22524772680. Its totient is φ = 4004404000.

The previous prime is 10011009977. The next prime is 10011010067. The reversal of 10011010040 is 4001011001.

It is a Harshad number since it is a multiple of its sum of digits (8).

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 3 ways as a sum of consecutive naturals, for example, 125137586 + ... + 125137665.

Almost surely, 210011010040 is an apocalyptic number.

10011010040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011010040 is an abundant number, since it is smaller than the sum of its proper divisors (12513762640).

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

10011010040 is a wasteful number, since it uses less digits than its factorization.

10011010040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250275262 (or 250275258 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10011010040 its reverse (4001011001), we get a palindrome (14012021041).

The spelling of 10011010040 in words is "ten billion, eleven million, ten thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 250275251 500550502 1001101004 1251376255 2002202008 2502752510 5005505020 10011010040