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70371 = 3271117
BaseRepresentation
bin10001001011100011
310120112100
4101023203
54222441
61301443
7412110
oct211343
9116470
1070371
1148964
1234883
1326052
141b907
1515cb6
hex112e3

70371 has 12 divisors (see below), whose sum is σ = 116272. Its totient is φ = 40176.

The previous prime is 70351. The next prime is 70373. The reversal of 70371 is 17307.

It is not a de Polignac number, because 70371 - 29 = 69859 is a prime.

It is a Duffinian number.

70371 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 70371.

It is not an unprimeable number, because it can be changed into a prime (70373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 496 + ... + 621.

270371 is an apocalyptic number.

70371 is a deficient number, since it is larger than the sum of its proper divisors (45901).

70371 is a wasteful number, since it uses less digits than its factorization.

70371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 147, while the sum is 18.

The square root of 70371 is about 265.2753286682. The cubic root of 70371 is about 41.2855341192.

Adding to 70371 its reverse (17307), we get a palindrome (87678).

It can be divided in two parts, 70 and 371, that added together give a square (441 = 212).

The spelling of 70371 in words is "seventy thousand, three hundred seventy-one", and thus it is an iban number.

Divisors: 1 3 7 9 21 63 1117 3351 7819 10053 23457 70371