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270420948 = 223271073099
BaseRepresentation
bin10000000111100…
…100101111010100
3200211211210210200
4100013210233110
51023211432243
642500020500
76462353160
oct2007445724
9624753720
10270420948
11129711296
1276691730
13440425c5
1427cb3ca0
1518b19ad3
hex101e4bd4

270420948 has 36 divisors (see below), whose sum is σ = 781216800. Its totient is φ = 77263056.

The previous prime is 270420947. The next prime is 270420949. The reversal of 270420948 is 849024072.

270420948 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (270420947) and next prime (270420949).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270420947) 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 11 ways as a sum of consecutive naturals, for example, 536298 + ... + 536801.

Almost surely, 2270420948 is an apocalyptic number.

270420948 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

270420948 is an abundant number, since it is smaller than the sum of its proper divisors (510795852).

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

270420948 is a wasteful number, since it uses less digits than its factorization.

270420948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073116 (or 1073111 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 270420948 is about 16444.4807762361. The cubic root of 270420948 is about 646.6661233330. Note that the first 3 decimals are identical.

The spelling of 270420948 in words is "two hundred seventy million, four hundred twenty thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 1073099 2146198 3219297 4292396 6438594 7511693 9657891 12877188 15023386 19315782 22535079 30046772 38631564 45070158 67605237 90140316 135210474 270420948