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80341436 = 22728310139
BaseRepresentation
bin1001100100111…
…10100110111100
312121011202201202
410302132212330
5131031411221
611545555032
71663614410
oct462364674
9177152652
1080341436
114139478a
1222aa5a78
131384c916
14a954d40
1570bed0b
hex4c9e9bc

80341436 has 24 divisors (see below), whose sum is σ = 161266560. Its totient is φ = 34306992.

The previous prime is 80341409. The next prime is 80341441. The reversal of 80341436 is 63414308.

It is a junction number, because it is equal to n+sod(n) for n = 80341399 and 80341408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2855 + ... + 12993.

It is an arithmetic number, because the mean of its divisors is an integer number (6719440).

Almost surely, 280341436 is an apocalyptic number.

It is an amenable number.

80341436 is an abundant number, since it is smaller than the sum of its proper divisors (80925124).

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

80341436 is a wasteful number, since it uses less digits than its factorization.

80341436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10433 (or 10431 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 80341436 is about 8963.3384405589. The cubic root of 80341436 is about 431.4990692844.

The spelling of 80341436 in words is "eighty million, three hundred forty-one thousand, four hundred thirty-six".

Divisors: 1 2 4 7 14 28 283 566 1132 1981 3962 7924 10139 20278 40556 70973 141946 283892 2869337 5738674 11477348 20085359 40170718 80341436