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53503012045 = 572239494767
BaseRepresentation
bin110001110101000001…
…110010110011001101
312010002201100121202201
4301311001302303031
51334033232341140
640325015121501
73602566045600
oct616501626315
9163081317681
1053503012045
112076606792a
12a452073291
135078722312
142837a74337
1515d219949a
hexc75072ccd

53503012045 has 24 divisors (see below), whose sum is σ = 77933055744. Its totient is φ = 35092655136.

The previous prime is 53503012027. The next prime is 53503012063. The reversal of 53503012045 is 54021030535.

53503012045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53503012027) and next prime (53503012063).

It is not a de Polignac number, because 53503012045 - 27 = 53503011917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4741749 + ... + 4753018.

It is an arithmetic number, because the mean of its divisors is an integer number (3247210656).

Almost surely, 253503012045 is an apocalyptic number.

It is an amenable number.

53503012045 is a deficient number, since it is larger than the sum of its proper divisors (24430043699).

53503012045 is a wasteful number, since it uses less digits than its factorization.

53503012045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9494809 (or 9494802 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The spelling of 53503012045 in words is "fifty-three billion, five hundred three million, twelve thousand, forty-five".

Divisors: 1 5 7 23 35 49 115 161 245 805 1127 5635 9494767 47473835 66463369 218379641 332316845 465243583 1091898205 1528657487 2326217915 7643287435 10700602409 53503012045