Search a number
-
+
53313025300 = 22521928059487
BaseRepresentation
bin110001101001101101…
…000011010100010100
312002121110212021221121
4301221231003110110
51333141113302200
640254111053324
73565101144433
oct615155032424
9162543767847
1053313025300
11206788a3a97
12a3ba511244
135048262922
14281a73b11a
1515c066be1a
hexc69b43514

53313025300 has 36 divisors (see below), whose sum is σ = 121778177920. Its totient is φ = 20202829920.

The previous prime is 53313025267. The next prime is 53313025301. The reversal of 53313025300 is 352031335.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53313025301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14027844 + ... + 14031643.

Almost surely, 253313025300 is an apocalyptic number.

53313025300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53313025300 is an abundant number, since it is smaller than the sum of its proper divisors (68465152620).

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

53313025300 is a wasteful number, since it uses less digits than its factorization.

53313025300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28059520 (or 28059513 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 25.

Adding to 53313025300 its reverse (352031335), we get a palindrome (53665056635).

The spelling of 53313025300 in words is "fifty-three billion, three hundred thirteen million, twenty-five thousand, three hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 28059487 56118974 112237948 140297435 280594870 533130253 561189740 701487175 1066260506 1402974350 2132521012 2665651265 2805948700 5331302530 10662605060 13328256325 26656512650 53313025300