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5031811038 = 237111811763
BaseRepresentation
bin1001010111110101…
…10101011111011110
3110222200020111002210
410223322311133132
540301120423123
62151145101250
7235456455012
oct45372653736
913880214083
105031811038
112152365121
12b85187826
13622618ca7
1435a3c2542
151e6b3be93
hex12beb57de

5031811038 has 16 divisors (see below), whose sum is σ = 10205364096. Its totient is φ = 1653646680.

The previous prime is 5031811027. The next prime is 5031811051. The reversal of 5031811038 is 8301181305.

It is a junction number, because it is equal to n+sod(n) for n = 5031810996 and 5031811014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5905456 + ... + 5906307.

It is an arithmetic number, because the mean of its divisors is an integer number (637835256).

Almost surely, 25031811038 is an apocalyptic number.

5031811038 is an abundant number, since it is smaller than the sum of its proper divisors (5173553058).

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

5031811038 is a wasteful number, since it uses less digits than its factorization.

5031811038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11811839.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 5031811038 is about 70935.2594835601. The cubic root of 5031811038 is about 1713.5946904142.

The spelling of 5031811038 in words is "five billion, thirty-one million, eight hundred eleven thousand, thirty-eight".

Divisors: 1 2 3 6 71 142 213 426 11811763 23623526 35435289 70870578 838635173 1677270346 2515905519 5031811038