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10031012033 = 77547189877
BaseRepresentation
bin10010101011110010…
…10001100011000001
3221220002010012122012
421111321101203001
5131020414341113
64335211222305
7503402124020
oct112571214301
927802105565
1010031012033
114288276899
121b3b447995
13c3b257ca3
146b23168b7
153da986aa8
hex255e518c1

10031012033 has 8 divisors (see below), whose sum is σ = 11465593152. Its totient is φ = 8596825776.

The previous prime is 10031012029. The next prime is 10031012053. The reversal of 10031012033 is 33021013001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10031012033 - 22 = 10031012029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10031011999 and 10031012017.

It is not an unprimeable number, because it can be changed into a prime (10031012053) 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, 42110 + ... + 147767.

It is an arithmetic number, because the mean of its divisors is an integer number (1433199144).

Almost surely, 210031012033 is an apocalyptic number.

It is an amenable number.

10031012033 is a deficient number, since it is larger than the sum of its proper divisors (1434581119).

10031012033 is an equidigital number, since it uses as much as digits as its factorization.

10031012033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197431.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 10031012033 its reverse (33021013001), we get a palindrome (43052025034).

The spelling of 10031012033 in words is "ten billion, thirty-one million, twelve thousand, thirty-three".

Divisors: 1 7 7547 52829 189877 1329139 1433001719 10031012033