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70232473 = 531996659
BaseRepresentation
bin1000010111110…
…10100110011001
311220011011211201
410023322212121
5120434414343
610545154201
71511652253
oct413724631
9156134751
1070232473
113670a773
121b62b961
131172059c
149482cd3
15627494d
hex42fa999

70232473 has 8 divisors (see below), whose sum is σ = 71928000. Its totient is φ = 68550768.

The previous prime is 70232441. The next prime is 70232509. The reversal of 70232473 is 37423207.

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 70232473 - 25 = 70232441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70232413) 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, 7218 + ... + 13876.

It is an arithmetic number, because the mean of its divisors is an integer number (8991000).

Almost surely, 270232473 is an apocalyptic number.

It is an amenable number.

70232473 is a deficient number, since it is larger than the sum of its proper divisors (1695527).

70232473 is a wasteful number, since it uses less digits than its factorization.

70232473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6911.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 70232473 is about 8380.4816687348. The cubic root of 70232473 is about 412.5842580253.

The spelling of 70232473 in words is "seventy million, two hundred thirty-two thousand, four hundred seventy-three".

Divisors: 1 53 199 6659 10547 352927 1325141 70232473