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70471452553 = 314435131541
BaseRepresentation
bin100000110100001101…
…1010000011110001001
320201220021110201012021
41001220123100132021
52123311142440203
652212451444441
75043230314615
oct1015033203611
9221807421167
1070471452553
1127983330387
12117a88b6721
136851015968
1435a749a345
151c76bda5bd
hex10686d0789

70471452553 has 8 divisors (see below), whose sum is σ = 72908948736. Its totient is φ = 68044220400.

The previous prime is 70471452551. The next prime is 70471452587. The reversal of 70471452553 is 35525417407.

It is a happy number.

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 70471452553 - 21 = 70471452551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70471452551) 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, 2552038 + ... + 2579503.

It is an arithmetic number, because the mean of its divisors is an integer number (9113618592).

Almost surely, 270471452553 is an apocalyptic number.

It is an amenable number.

70471452553 is a deficient number, since it is larger than the sum of its proper divisors (2437496183).

70471452553 is a wasteful number, since it uses less digits than its factorization.

70471452553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5132015.

The product of its (nonzero) digits is 588000, while the sum is 43.

The spelling of 70471452553 in words is "seventy billion, four hundred seventy-one million, four hundred fifty-two thousand, five hundred fifty-three".

Divisors: 1 31 443 13733 5131541 159077771 2273272663 70471452553