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88380313 = 729435371
BaseRepresentation
bin1010100010010…
…01001110011001
320011022011222221
411101021032121
5140111132223
612434144041
72122135360
oct521111631
9204264887
1088380313
114598548a
1225722021
1315405958
14ba487d7
157b5bb5d
hex5449399

88380313 has 8 divisors (see below), whose sum is σ = 104489280. Its totient is φ = 73142160.

The previous prime is 88380269. The next prime is 88380317. The reversal of 88380313 is 31308388.

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

It is not a de Polignac number, because 88380313 - 29 = 88379801 is a prime.

It is a super-2 number, since 2×883803132 = 15622159451955938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (88380317) 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, 217483 + ... + 217888.

It is an arithmetic number, because the mean of its divisors is an integer number (13061160).

Almost surely, 288380313 is an apocalyptic number.

It is an amenable number.

88380313 is a deficient number, since it is larger than the sum of its proper divisors (16108967).

88380313 is a wasteful number, since it uses less digits than its factorization.

88380313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435407.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 88380313 is about 9401.0804166330. The cubic root of 88380313 is about 445.4358612978.

The spelling of 88380313 in words is "eighty-eight million, three hundred eighty thousand, three hundred thirteen".

Divisors: 1 7 29 203 435371 3047597 12625759 88380313