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51152114050 = 2521099385709
BaseRepresentation
bin101111101000111001…
…110101000110000010
311220000212201121222121
4233220321311012002
51314224420122200
635255435154454
73460411536562
oct575071650602
9156025647877
1051152114050
111a76a042424
129ab68a5a2a
134a9266910b
142693756da2
1514e5ac1e1a
hexbe8e75182

51152114050 has 24 divisors (see below), whose sum is σ = 96015813300. Its totient is φ = 20273129280.

The previous prime is 51152114047. The next prime is 51152114093. The reversal of 51152114050 is 5041125115.

51152114050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 22096525201 + 29055588849 = 148649^2 + 170457^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4687405 + ... + 4698304.

Almost surely, 251152114050 is an apocalyptic number.

51152114050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51152114050 is a deficient number, since it is larger than the sum of its proper divisors (44863699250).

51152114050 is a wasteful number, since it uses less digits than its factorization.

51152114050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9385830 (or 9385825 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 25.

Adding to 51152114050 its reverse (5041125115), we get a palindrome (56193239165).

The spelling of 51152114050 in words is "fifty-one billion, one hundred fifty-two million, one hundred fourteen thousand, fifty".

Divisors: 1 2 5 10 25 50 109 218 545 1090 2725 5450 9385709 18771418 46928545 93857090 234642725 469285450 1023042281 2046084562 5115211405 10230422810 25576057025 51152114050