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70040498 = 2111928819
BaseRepresentation
bin1000010110010…
…11101110110010
311212210102111112
410023023232302
5120412243443
610541113322
71510222463
oct413135662
9155712445
1070040498
1136599510
121b558842
13116840a8
149432d6a
156237b18
hex42cbbb2

70040498 has 24 divisors (see below), whose sum is σ = 120975120. Its totient is φ = 30157560.

The previous prime is 70040489. The next prime is 70040521. The reversal of 70040498 is 89404007.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3533 + ... + 12351.

It is an arithmetic number, because the mean of its divisors is an integer number (5040630).

Almost surely, 270040498 is an apocalyptic number.

70040498 is a deficient number, since it is larger than the sum of its proper divisors (50934622).

70040498 is a wasteful number, since it uses less digits than its factorization.

70040498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8870 (or 8851 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 70040498 is about 8369.0201338030. The cubic root of 70040498 is about 412.2079926644.

The spelling of 70040498 in words is "seventy million, forty thousand, four hundred ninety-eight".

Divisors: 1 2 11 19 22 38 209 361 418 722 3971 7942 8819 17638 97009 167561 194018 335122 1843171 3183659 3686342 6367318 35020249 70040498