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70923060 = 223351310103
BaseRepresentation
bin1000011101000…
…11001100110100
311221110021011000
410032203030310
5121124014220
611012043300
71520556525
oct416431464
9157407130
1070923060
11370415aa
121b903530
1311902a10
1495c284c
15635e390
hex43a3334

70923060 has 96 divisors (see below), whose sum is σ = 237646080. Its totient is φ = 17456256.

The previous prime is 70923059. The next prime is 70923079. The reversal of 70923060 is 6032907.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1969 + ... + 12071.

It is an arithmetic number, because the mean of its divisors is an integer number (2475480).

Almost surely, 270923060 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 70923060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118823040).

70923060 is an abundant number, since it is smaller than the sum of its proper divisors (166723020).

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

70923060 is a wasteful number, since it uses less digits than its factorization.

70923060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10134 (or 10126 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 70923060 is about 8421.5829865887. The cubic root of 70923060 is about 413.9321459893.

Adding to 70923060 its reverse (6032907), we get a palindrome (76955967).

The spelling of 70923060 in words is "seventy million, nine hundred twenty-three thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 90 108 117 130 135 156 180 195 234 260 270 351 390 468 540 585 702 780 1170 1404 1755 2340 3510 7020 10103 20206 30309 40412 50515 60618 90927 101030 121236 131339 151545 181854 202060 262678 272781 303090 363708 394017 454635 525356 545562 606180 656695 788034 909270 1091124 1182051 1313390 1363905 1576068 1818540 1970085 2364102 2626780 2727810 3546153 3940170 4728204 5455620 5910255 7092306 7880340 11820510 14184612 17730765 23641020 35461530 70923060