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69996097 = 618912893
BaseRepresentation
bin1000010110000…
…00111001000001
311212201011121001
410023000321001
5120404333342
610540132001
71506646153
oct413007101
9155634531
1069996097
1136569116
121b537001
1311669b12
149420ad3
1562298b7
hex42c0e41

69996097 has 8 divisors (see below), whose sum is σ = 71948520. Its totient is φ = 68069760.

The previous prime is 69996079. The next prime is 69996103. The reversal of 69996097 is 79069996.

It can be written as a sum of positive squares in 4 ways, for example, as 39601 + 69956496 = 199^2 + 8364^2 .

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 69996097 - 223 = 61607489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69996037) 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, 1018 + ... + 11875.

It is an arithmetic number, because the mean of its divisors is an integer number (8993565).

Almost surely, 269996097 is an apocalyptic number.

It is an amenable number.

69996097 is a deficient number, since it is larger than the sum of its proper divisors (1952423).

69996097 is a wasteful number, since it uses less digits than its factorization.

69996097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13043.

The product of its (nonzero) digits is 1653372, while the sum is 55.

The square root of 69996097 is about 8366.3670132262. The cubic root of 69996097 is about 412.1208701354.

It can be divided in two parts, 69 and 996097, that added together give a triangular number (996166 = T1411).

The spelling of 69996097 in words is "sixty-nine million, nine hundred ninety-six thousand, ninety-seven".

Divisors: 1 61 89 5429 12893 786473 1147477 69996097