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10155030423 = 33385010141
BaseRepresentation
bin10010111010100100…
…10111011110010111
3222012201110222212220
421131102113132113
5131244141433143
64355401313423
7506436222456
oct113522273627
928181428786
1010155030423
11434128272a
121b74a95873
13c5ab5ac55
146c499ab9d
153e67d2d83
hex25d497797

10155030423 has 4 divisors (see below), whose sum is σ = 13540040568. Its totient is φ = 6770020280.

The previous prime is 10155030421. The next prime is 10155030433. The reversal of 10155030423 is 32403055101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32403055101 = 310801018367.

It is a cyclic number.

It is not a de Polignac number, because 10155030423 - 21 = 10155030421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10155030393 and 10155030402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10155030421) 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, 1692505068 + ... + 1692505073.

It is an arithmetic number, because the mean of its divisors is an integer number (3385010142).

Almost surely, 210155030423 is an apocalyptic number.

10155030423 is a deficient number, since it is larger than the sum of its proper divisors (3385010145).

10155030423 is an equidigital number, since it uses as much as digits as its factorization.

10155030423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385010144.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 10155030423 its reverse (32403055101), we get a palindrome (42558085524).

The spelling of 10155030423 in words is "ten billion, one hundred fifty-five million, thirty thousand, four hundred twenty-three".

Divisors: 1 3 3385010141 10155030423