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70079344 = 2423316143
BaseRepresentation
bin1000010110101…
…01001101110000
311212212101210021
410023111031300
5120420014334
610542013224
71510443646
oct413251560
9155771707
1070079344
1136615715
121b577214
131169898a
149443196
1562443b4
hex42d5370

70079344 has 40 divisors (see below), whose sum is σ = 146276352. Its totient is φ = 32429760.

The previous prime is 70079333. The next prime is 70079351. The reversal of 70079344 is 44397007.

It is a super-2 number, since 2×700793442 = 9822228910940672, which contains 22 as substring.

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, 8337 + ... + 14479.

Almost surely, 270079344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70079344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73138176).

70079344 is an abundant number, since it is smaller than the sum of its proper divisors (76197008).

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

70079344 is a wasteful number, since it uses less digits than its factorization.

70079344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6205 (or 6199 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 70079344 is about 8371.3406333753. The cubic root of 70079344 is about 412.2841851184.

The spelling of 70079344 in words is "seventy million, seventy-nine thousand, three hundred forty-four".

Divisors: 1 2 4 8 16 23 31 46 62 92 124 184 248 368 496 713 1426 2852 5704 6143 11408 12286 24572 49144 98288 141289 190433 282578 380866 565156 761732 1130312 1523464 2260624 3046928 4379959 8759918 17519836 35039672 70079344