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10055755207 = 70289143063
BaseRepresentation
bin10010101110101111…
…01010010111000111
3221221210200021220001
421113113222113013
5131043233131312
64341453422131
7504122336401
oct112727522707
927853607801
1010055755207
1142a02367a3
121b4779a947
13c4340c314
146b5717b71
153dcc23057
hex2575ea5c7

10055755207 has 4 divisors (see below), whose sum is σ = 10055968560. Its totient is φ = 10055541856.

The previous prime is 10055755147. The next prime is 10055755219. The reversal of 10055755207 is 70255755001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70255755001 = 652910760569.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10055755207 is a prime.

It is a super-2 number, since 2×100557552072 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10055755007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1243 + ... + 141820.

It is an arithmetic number, because the mean of its divisors is an integer number (2513992140).

Almost surely, 210055755207 is an apocalyptic number.

10055755207 is a deficient number, since it is larger than the sum of its proper divisors (213353).

10055755207 is an equidigital number, since it uses as much as digits as its factorization.

10055755207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213352.

The product of its (nonzero) digits is 61250, while the sum is 37.

The spelling of 10055755207 in words is "ten billion, fifty-five million, seven hundred fifty-five thousand, two hundred seven".

Divisors: 1 70289 143063 10055755207