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5042720516 = 221260680129
BaseRepresentation
bin1001011001001000…
…11100111100000100
3111000102202202002112
410230210130330010
540311414024031
62152215000152
7235651263041
oct45444347404
914012682075
105042720516
112158536619
12b88969058
136249687c2
1435ba221c8
151e7a9462b
hex12c91cf04

5042720516 has 6 divisors (see below), whose sum is σ = 8824760910. Its totient is φ = 2521360256.

The previous prime is 5042720497. The next prime is 5042720521. The reversal of 5042720516 is 6150272405.

It can be written as a sum of positive squares in only one way, i.e., 2767812100 + 2274908416 = 52610^2 + 47696^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630340061 + ... + 630340068.

It is an arithmetic number, because the mean of its divisors is an integer number (1470793485).

Almost surely, 25042720516 is an apocalyptic number.

It is an amenable number.

5042720516 is a deficient number, since it is larger than the sum of its proper divisors (3782040394).

5042720516 is a wasteful number, since it uses less digits than its factorization.

5042720516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260680133 (or 1260680131 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 5042720516 is about 71012.1152761978. The cubic root of 5042720516 is about 1714.8322123332.

The spelling of 5042720516 in words is "five billion, forty-two million, seven hundred twenty thousand, five hundred sixteen".

Divisors: 1 2 4 1260680129 2521360258 5042720516