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5115253124 = 221278813281
BaseRepresentation
bin1001100001110010…
…01001000110000100
3111012111020210010102
410300321021012010
540434001044444
62203325343232
7240521635262
oct46071110604
914174223112
105115253124
112195477423
12ba9107b18
136369b2cc7
14367503432
151ee12084e
hex130e49184

5115253124 has 6 divisors (see below), whose sum is σ = 8951692974. Its totient is φ = 2557626560.

The previous prime is 5115253109. The next prime is 5115253133. The reversal of 5115253124 is 4213525115.

It can be written as a sum of positive squares in only one way, i.e., 3461204224 + 1654048900 = 58832^2 + 40670^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639406637 + ... + 639406644.

It is an arithmetic number, because the mean of its divisors is an integer number (1491948829).

Almost surely, 25115253124 is an apocalyptic number.

It is an amenable number.

5115253124 is a deficient number, since it is larger than the sum of its proper divisors (3836439850).

5115253124 is a wasteful number, since it uses less digits than its factorization.

5115253124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278813285 (or 1278813283 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 5115253124 is about 71520.9977838676. The cubic root of 5115253124 is about 1723.0149397095.

Adding to 5115253124 its reverse (4213525115), we get a palindrome (9328778239).

The spelling of 5115253124 in words is "five billion, one hundred fifteen million, two hundred fifty-three thousand, one hundred twenty-four".

Divisors: 1 2 4 1278813281 2557626562 5115253124