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87696001 = 1943110709
BaseRepresentation
bin1010011101000…
…10001010000001
320010000102022001
411032202022001
5134422233001
612411344001
72113255321
oct516421201
9203012261
1087696001
1145558338
1225452001
1315226333
14b90b281
157a74001
hex53a2281

87696001 has 8 divisors (see below), whose sum is σ = 92534400. Its totient is φ = 82879920.

The previous prime is 87695999. The next prime is 87696017. The reversal of 87696001 is 10069678.

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 87696001 - 21 = 87695999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87696071) 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, 2835 + ... + 13543.

It is an arithmetic number, because the mean of its divisors is an integer number (11566800).

Almost surely, 287696001 is an apocalyptic number.

It is an amenable number.

87696001 is a deficient number, since it is larger than the sum of its proper divisors (4838399).

87696001 is a wasteful number, since it uses less digits than its factorization.

87696001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11159.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 87696001 is about 9364.6143006533. The cubic root of 87696001 is about 444.2832395201.

The spelling of 87696001 in words is "eighty-seven million, six hundred ninety-six thousand, one".

Divisors: 1 19 431 8189 10709 203471 4615579 87696001