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1030011210109 = 7240152420541
BaseRepresentation
bin11101111110100010111…
…00111100100101111101
310122110122020210212020101
432333101130330211331
5113333430332210414
62105103002521101
7134262431554300
oct16772134744575
93573566725211
101030011210109
11367909526282
12147758806191
137618ba8722b
1437bd216cb37
151bbd6356a74
hexefd173c97d

1030011210109 has 12 divisors (see below), whose sum is σ = 1201164299388. Its totient is φ = 880665072000.

The previous prime is 1030011210043. The next prime is 1030011210133. The reversal of 1030011210109 is 9010121100301.

It can be written as a sum of positive squares in 2 ways, for example, as 598464696025 + 431546514084 = 773605^2 + 656922^2 .

It is not a de Polignac number, because 1030011210109 - 239 = 480255396221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030011210409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26190622 + ... + 26229919.

It is an arithmetic number, because the mean of its divisors is an integer number (100097024949).

Almost surely, 21030011210109 is an apocalyptic number.

It is an amenable number.

1030011210109 is a deficient number, since it is larger than the sum of its proper divisors (171153089279).

1030011210109 is an equidigital number, since it uses as much as digits as its factorization.

1030011210109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52420956 (or 52420949 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 19.

The spelling of 1030011210109 in words is "one trillion, thirty billion, eleven million, two hundred ten thousand, one hundred nine".

Divisors: 1 7 49 401 2807 19649 52420541 366943787 2568606509 21020636941 147144458587 1030011210109