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10401203109 = 31117101183569
BaseRepresentation
bin10011010111111010…
…11100001110100101
3222211212200212022210
421223331130032211
5132300201444414
64440033514033
7515515524213
oct115375341645
928755625283
1010401203109
114458231930
122023412919
13c99b6056b
1470955bcb3
1540d20ce59
hex26bf5c3a5

10401203109 has 32 divisors (see below), whose sum is σ = 16177656960. Its totient is φ = 5874176000.

The previous prime is 10401203063. The next prime is 10401203119. The reversal of 10401203109 is 90130210401.

It is not a de Polignac number, because 10401203109 - 211 = 10401201061 is a prime.

It is a super-2 number, since 2×104012031092 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10401203119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35124 + ... + 148445.

It is an arithmetic number, because the mean of its divisors is an integer number (505551780).

Almost surely, 210401203109 is an apocalyptic number.

It is an amenable number.

10401203109 is a deficient number, since it is larger than the sum of its proper divisors (5776453851).

10401203109 is a wasteful number, since it uses less digits than its factorization.

10401203109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183701.

The product of its (nonzero) digits is 216, while the sum is 21.

The spelling of 10401203109 in words is "ten billion, four hundred one million, two hundred three thousand, one hundred nine".

Divisors: 1 3 11 17 33 51 101 187 303 561 1111 1717 3333 5151 18887 56661 183569 550707 2019259 3120673 6057777 9362019 18540469 34327403 55621407 102982209 203945159 315187973 611835477 945563919 3467067703 10401203109