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70916208 = 24311197069
BaseRepresentation
bin1000011101000…
…01100001110000
311221102220202020
410032201201300
5121123304313
611011551440
71520530536
oct416414160
9157386666
1070916208
1137037440
121b8bb580
13118cc86c
1495c0156
15635c323
hex43a1870

70916208 has 80 divisors (see below), whose sum is σ = 210403200. Its totient is φ = 20355840.

The previous prime is 70916203. The next prime is 70916233. The reversal of 70916208 is 80261907.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70916203) 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, 6498 + ... + 13566.

It is an arithmetic number, because the mean of its divisors is an integer number (2630040).

Almost surely, 270916208 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 70916208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105201600).

70916208 is an abundant number, since it is smaller than the sum of its proper divisors (139486992).

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

70916208 is a wasteful number, since it uses less digits than its factorization.

70916208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7110 (or 7104 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 70916208 is about 8421.1761648834. The cubic root of 70916208 is about 413.9188153255.

The spelling of 70916208 in words is "seventy million, nine hundred sixteen thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 11 12 16 19 22 24 33 38 44 48 57 66 76 88 114 132 152 176 209 228 264 304 418 456 528 627 836 912 1254 1672 2508 3344 5016 7069 10032 14138 21207 28276 42414 56552 77759 84828 113104 134311 155518 169656 233277 268622 311036 339312 402933 466554 537244 622072 805866 933108 1074488 1244144 1477421 1611732 1866216 2148976 2954842 3223464 3732432 4432263 5909684 6446928 8864526 11819368 17729052 23638736 35458104 70916208