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70204960 = 255762683
BaseRepresentation
bin1000010111100…
…11111000100000
311220002210002201
410023303320200
5120433024320
610544422544
71511506120
oct413637040
9156083081
1070204960
11366a1031
121b617a54
1311710bc7
149476c80
15626b70a
hex42f3e20

70204960 has 48 divisors (see below), whose sum is σ = 189556416. Its totient is φ = 24069888.

The previous prime is 70204949. The next prime is 70204973. The reversal of 70204960 is 6940207.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30222 + ... + 32461.

It is an arithmetic number, because the mean of its divisors is an integer number (3949092).

Almost surely, 270204960 is an apocalyptic number.

70204960 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

70204960 is an abundant number, since it is smaller than the sum of its proper divisors (119351456).

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

70204960 is a wasteful number, since it uses less digits than its factorization.

70204960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62705 (or 62697 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 70204960 is about 8378.8400151811. The cubic root of 70204960 is about 412.5303754797.

The spelling of 70204960 in words is "seventy million, two hundred four thousand, nine hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 280 560 1120 62683 125366 250732 313415 438781 501464 626830 877562 1002928 1253660 1755124 2005856 2193905 2507320 3510248 4387810 5014640 7020496 8775620 10029280 14040992 17551240 35102480 70204960