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70482160 = 2457432927
BaseRepresentation
bin1000011001101…
…11100011110000
311220121212100101
410030313203300
5121020412120
610554402144
71514042230
oct414674360
9156555311
1070482160
1136870321
121b730354
13117aa128
149509cc0
1562c390a
hex43378f0

70482160 has 80 divisors (see below), whose sum is σ = 191702016. Its totient is φ = 23595264.

The previous prime is 70482149. The next prime is 70482163. The reversal of 70482160 is 6128407.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70482163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22617 + ... + 25543.

Almost surely, 270482160 is an apocalyptic number.

70482160 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70482160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95851008).

70482160 is an abundant number, since it is smaller than the sum of its proper divisors (121219856).

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

70482160 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (70482159) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (2984).

70482160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990 (or 2984 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 70482160 is about 8395.3653881174. The cubic root of 70482160 is about 413.0726127781.

The spelling of 70482160 in words is "seventy million, four hundred eighty-two thousand, one hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 43 56 70 80 86 112 140 172 215 280 301 344 430 560 602 688 860 1204 1505 1720 2408 2927 3010 3440 4816 5854 6020 11708 12040 14635 20489 23416 24080 29270 40978 46832 58540 81956 102445 117080 125861 163912 204890 234160 251722 327824 409780 503444 629305 819560 881027 1006888 1258610 1639120 1762054 2013776 2517220 3524108 4405135 5034440 7048216 8810270 10068880 14096432 17620540 35241080 70482160