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80623230 = 2359072963
BaseRepresentation
bin1001100111000…
…11011001111110
312121201002021120
410303203121332
5131114420410
612000011410
71666200102
oct463433176
9177632246
1080623230
1141567476
1223000b66
131391ac6c
14a9c9902
157128570
hex4ce367e

80623230 has 32 divisors (see below), whose sum is σ = 193774464. Its totient is φ = 21468576.

The previous prime is 80623217. The next prime is 80623243. The reversal of 80623230 is 3232608.

It is an interprime number because it is at equal distance from previous prime (80623217) and next prime (80623243).

It is a self number, because there is not a number n which added to its sum of digits gives 80623230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25729 + ... + 28691.

It is an arithmetic number, because the mean of its divisors is an integer number (6055452).

Almost surely, 280623230 is an apocalyptic number.

80623230 is an abundant number, since it is smaller than the sum of its proper divisors (113151234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80623230 is a wasteful number, since it uses less digits than its factorization.

80623230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3880.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 80623230 is about 8979.0439357428. The cubic root of 80623230 is about 432.0029685153.

Adding to 80623230 its reverse (3232608), we get a palindrome (83855838).

The spelling of 80623230 in words is "eighty million, six hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 907 1814 2721 2963 4535 5442 5926 8889 9070 13605 14815 17778 27210 29630 44445 88890 2687441 5374882 8062323 13437205 16124646 26874410 40311615 80623230