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80234430 = 2357573533
BaseRepresentation
bin1001100100001…
…00011110111110
312120222022221120
410302010132332
5131020000210
611543411410
71662660423
oct462043676
9176868846
1080234430
1141321351
1222a53b66
1313812cc3
14a927d4a
15709d270
hex4c847be

80234430 has 32 divisors (see below), whose sum is σ = 192871584. Its totient is φ = 21361536.

The previous prime is 80234411. The next prime is 80234437. The reversal of 80234430 is 3443208.

It is a self number, because there is not a number n which added to its sum of digits gives 80234430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80234437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20944 + ... + 24476.

It is an arithmetic number, because the mean of its divisors is an integer number (6027237).

Almost surely, 280234430 is an apocalyptic number.

80234430 is an abundant number, since it is smaller than the sum of its proper divisors (112637154).

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

80234430 is a wasteful number, since it uses less digits than its factorization.

80234430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 80234430 is about 8957.3673587723. The cubic root of 80234430 is about 431.3074143260.

Adding to 80234430 its reverse (3443208), we get a palindrome (83677638).

The spelling of 80234430 in words is "eighty million, two hundred thirty-four thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 757 1514 2271 3533 3785 4542 7066 7570 10599 11355 17665 21198 22710 35330 52995 105990 2674481 5348962 8023443 13372405 16046886 26744810 40117215 80234430