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120120070 = 2572435701
BaseRepresentation
bin1110010100011…
…10001100000110
322101000201202111
413022032030012
5221222320240
615530331234
72656001200
oct712161406
9271021674
10120120070
1161893a94
1234289b1a
131bb69785
1411d4b770
15a82b1ea
hex728e306

120120070 has 48 divisors (see below), whose sum is σ = 257411088. Its totient is φ = 40219200.

The previous prime is 120120061. The next prime is 120120073. The reversal of 120120070 is 70021021.

It is a self number, because there is not a number n which added to its sum of digits gives 120120070.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120120073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18220 + ... + 23920.

It is an arithmetic number, because the mean of its divisors is an integer number (5362731).

Almost surely, 2120120070 is an apocalyptic number.

120120070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120120070 is an abundant number, since it is smaller than the sum of its proper divisors (137291018).

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

120120070 is a wasteful number, since it uses less digits than its factorization.

120120070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5765 (or 5758 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 120120070 is about 10959.9302005077. The cubic root of 120120070 is about 493.4068700744.

Adding to 120120070 its reverse (70021021), we get a palindrome (190141091).

The spelling of 120120070 in words is "one hundred twenty million, one hundred twenty thousand, seventy".

Divisors: 1 2 5 7 10 14 35 43 49 70 86 98 215 245 301 430 490 602 1505 2107 3010 4214 5701 10535 11402 21070 28505 39907 57010 79814 199535 245143 279349 399070 490286 558698 1225715 1396745 1716001 2451430 2793490 3432002 8580005 12012007 17160010 24024014 60060035 120120070