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10253040155 = 52050608031
BaseRepresentation
bin10011000110010000…
…01111101000011011
3222110112220101221222
421203020033220123
5131444234241110
64413222122255
7512036255231
oct114310175033
928415811858
1010253040155
114391634906
121ba188038b
13c75255887
146d39d0951
154001e2c55
hex26320fa1b

10253040155 has 4 divisors (see below), whose sum is σ = 12303648192. Its totient is φ = 8202432120.

The previous prime is 10253040139. The next prime is 10253040163. The reversal of 10253040155 is 55104035201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55104035201 = 192900212379.

It is not a de Polignac number, because 10253040155 - 24 = 10253040139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025304011 + ... + 1025304020.

It is an arithmetic number, because the mean of its divisors is an integer number (3075912048).

Almost surely, 210253040155 is an apocalyptic number.

10253040155 is a deficient number, since it is larger than the sum of its proper divisors (2050608037).

10253040155 is an equidigital number, since it uses as much as digits as its factorization.

10253040155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050608036.

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 10253040155 its reverse (55104035201), we get a palindrome (65357075356).

The spelling of 10253040155 in words is "ten billion, two hundred fifty-three million, forty thousand, one hundred fifty-five".

Divisors: 1 5 2050608031 10253040155