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70484976 = 2432489479
BaseRepresentation
bin1000011001110…
…00001111110000
311220122000012200
410030320033300
5121021004401
610554423200
71514053362
oct414701760
9156560180
1070484976
1136872451
121b731b00
13117ab4b3
14950ad32
1562c4686
hex43383f0

70484976 has 30 divisors (see below), whose sum is σ = 197260440. Its totient is φ = 23494944.

The previous prime is 70484957. The next prime is 70484977. The reversal of 70484976 is 67948407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70484977) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 244596 + ... + 244883.

It is an arithmetic number, because the mean of its divisors is an integer number (6575348).

Almost surely, 270484976 is an apocalyptic number.

It is an amenable number.

70484976 is an abundant number, since it is smaller than the sum of its proper divisors (126775464).

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

70484976 is a wasteful number, since it uses less digits than its factorization.

70484976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489493 (or 489484 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 70484976 is about 8395.5330980230. The cubic root of 70484976 is about 413.0781139195.

The spelling of 70484976 in words is "seventy million, four hundred eighty-four thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 489479 978958 1468437 1957916 2936874 3915832 4405311 5873748 7831664 8810622 11747496 17621244 23494992 35242488 70484976