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53153087 = 1310937511
BaseRepresentation
bin1100101011000…
…0110100111111
310201000110022212
43022300310333
5102101344322
65135131035
71213536161
oct312606477
9121013285
1053153087
1128004779
1215973a7b
13b020640
1470b8931
1549ee0e2
hex32b0d3f

53153087 has 8 divisors (see below), whose sum is σ = 57768480. Its totient is φ = 48612960.

The previous prime is 53153081. The next prime is 53153131. The reversal of 53153087 is 78035135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53153087 - 24 = 53153071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53153081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17339 + ... + 20172.

It is an arithmetic number, because the mean of its divisors is an integer number (7221060).

Almost surely, 253153087 is an apocalyptic number.

53153087 is a deficient number, since it is larger than the sum of its proper divisors (4615393).

53153087 is a wasteful number, since it uses less digits than its factorization.

53153087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37633.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 53153087 is about 7290.6163662615. The cubic root of 53153087 is about 375.9898872148.

The spelling of 53153087 in words is "fifty-three million, one hundred fifty-three thousand, eighty-seven".

Divisors: 1 13 109 1417 37511 487643 4088699 53153087