Search a number
-
+
50025550250 = 2531315392477
BaseRepresentation
bin101110100101110000…
…010101000110101010
311210010100220020222102
4232211300111012222
51304423020102000
634551553053402
73420452106164
oct564560250652
9153110806872
1050025550250
111a241134365
129841557262
134943147510
1425c7ca1934
15147bc403d5
hexba5c151aa

50025550250 has 32 divisors (see below), whose sum is σ = 100851515856. Its totient is φ = 18470971200.

The previous prime is 50025550241. The next prime is 50025550273. The reversal of 50025550250 is 5205552005.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 29931841 + 49995618409 = 5471^2 + 223597^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7692989 + ... + 7699488.

Almost surely, 250025550250 is an apocalyptic number.

50025550250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50025550250 is an abundant number, since it is smaller than the sum of its proper divisors (50825965606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50025550250 is a wasteful number, since it uses less digits than its factorization.

50025550250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15392507 (or 15392497 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 29.

The spelling of 50025550250 in words is "fifty billion, twenty-five million, five hundred fifty thousand, two hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 125 130 250 325 650 1625 3250 15392477 30784954 76962385 153924770 200102201 384811925 400204402 769623850 1000511005 1924059625 2001022010 3848119250 5002555025 10005110050 25012775125 50025550250