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331067070 = 23258094547
BaseRepresentation
bin10011101110111…
…010111010111110
3212001221221122100
4103232322322332
51134223121240
652503525530
711130011055
oct2356727276
9761857570
10331067070
1115a973654
1292a598a6
1353787699
1431d7d39c
151e0e8e30
hex13bbaebe

331067070 has 48 divisors (see below), whose sum is σ = 862027920. Its totient is φ = 88156032.

The previous prime is 331067057. The next prime is 331067081. The reversal of 331067070 is 70760133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70537 + ... + 75083.

It is an arithmetic number, because the mean of its divisors is an integer number (17958915).

Almost surely, 2331067070 is an apocalyptic number.

331067070 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

331067070 is an abundant number, since it is smaller than the sum of its proper divisors (530960850).

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

331067070 is a wasteful number, since it uses less digits than its factorization.

331067070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5369 (or 5366 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 27.

The square root of 331067070 is about 18195.2485555982. The cubic root of 331067070 is about 691.7863605375.

The spelling of 331067070 in words is "three hundred thirty-one million, sixty-seven thousand, seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 809 1618 2427 4045 4547 4854 7281 8090 9094 12135 13641 14562 22735 24270 27282 36405 40923 45470 68205 72810 81846 136410 204615 409230 3678523 7357046 11035569 18392615 22071138 33106707 36785230 55177845 66213414 110355690 165533535 331067070