Search a number
-
+
10055125425 = 352507726407
BaseRepresentation
bin10010101110101010…
…10000100110110001
3221221202111021222210
421113111100212301
5131043103003200
64341432122333
7504114104322
oct112725204661
927852437883
1010055125425
11429a946614
121b475363a9
13c4324b777
146b55d2449
153dcb4b650
hex2575509b1

10055125425 has 24 divisors (see below), whose sum is σ = 16628378176. Its totient is φ = 5361474240.

The previous prime is 10055125403. The next prime is 10055125429. The reversal of 10055125425 is 52452155001.

It is not a de Polignac number, because 10055125425 - 26 = 10055125361 is a prime.

It is a super-2 number, since 2×100551254252 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10055125392 and 10055125401.

It is not an unprimeable number, because it can be changed into a prime (10055125429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 367572 + ... + 393978.

Almost surely, 210055125425 is an apocalyptic number.

10055125425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10055125425 is a deficient number, since it is larger than the sum of its proper divisors (6573252751).

10055125425 is a wasteful number, since it uses less digits than its factorization.

10055125425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31497 (or 31492 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 10055125425 in words is "ten billion, fifty-five million, one hundred twenty-five thousand, four hundred twenty-five".

Divisors: 1 3 5 15 25 75 5077 15231 25385 26407 76155 79221 126925 132035 380775 396105 660175 1980525 134068339 402205017 670341695 2011025085 3351708475 10055125425