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70313541 = 361384227
BaseRepresentation
bin1000011000011…
…10011001000101
311220022022001020
410030032121011
5121000013131
610551021353
71512440514
oct414163105
9156268036
1070313541
1136765671
121b66a859
131174b45c
1494a467b
15628d996
hex430e645

70313541 has 8 divisors (see below), whose sum is σ = 95288544. Its totient is φ = 46107120.

The previous prime is 70313539. The next prime is 70313569. The reversal of 70313541 is 14531307.

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

It is not a de Polignac number, because 70313541 - 21 = 70313539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70313521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191931 + ... + 192296.

It is an arithmetic number, because the mean of its divisors is an integer number (11911068).

Almost surely, 270313541 is an apocalyptic number.

It is an amenable number.

70313541 is a deficient number, since it is larger than the sum of its proper divisors (24975003).

70313541 is a wasteful number, since it uses less digits than its factorization.

70313541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384291.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 70313541 is about 8385.3169886415. The cubic root of 70313541 is about 412.7429430240.

Adding to 70313541 its reverse (14531307), we get a palindrome (84844848).

The spelling of 70313541 in words is "seventy million, three hundred thirteen thousand, five hundred forty-one".

Divisors: 1 3 61 183 384227 1152681 23437847 70313541