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69332980 = 2257394691
BaseRepresentation
bin1000010000111…
…10111111110100
311211110110222011
410020132333310
5120222123410
610514014004
71501214653
oct410367764
9154413864
1069332980
1136155992
121b277304
1311497042
1492cb19a
15614818a
hex421eff4

69332980 has 24 divisors (see below), whose sum is σ = 145827360. Its totient is φ = 27689760.

The previous prime is 69332969. The next prime is 69332999. The reversal of 69332980 is 8923396.

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, 12435 + ... + 17125.

It is an arithmetic number, because the mean of its divisors is an integer number (6076140).

Almost surely, 269332980 is an apocalyptic number.

It is an amenable number.

69332980 is an abundant number, since it is smaller than the sum of its proper divisors (76494380).

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

69332980 is a wasteful number, since it uses less digits than its factorization.

69332980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5439 (or 5437 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 69332980 is about 8326.6427808571. The cubic root of 69332980 is about 410.8153119882.

The spelling of 69332980 in words is "sixty-nine million, three hundred thirty-two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 739 1478 2956 3695 4691 7390 9382 14780 18764 23455 46910 93820 3466649 6933298 13866596 17333245 34666490 69332980