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70619808394 = 241398531023
BaseRepresentation
bin100000111000101000…
…1001100001010001010
320202021121121222011001
41001301101030022022
52124112132332034
652235311325214
75050011316132
oct1016121141212
9222247558131
1070619808394
1127a4a04a313
121182a52080a
13687598a395
1435bd077ac2
151c84c42a14
hex107144c28a

70619808394 has 8 divisors (see below), whose sum is σ = 105955318080. Its totient is φ = 35301369036.

The previous prime is 70619808367. The next prime is 70619808431. The reversal of 70619808394 is 49380891607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4257234 + ... + 4273789.

It is an arithmetic number, because the mean of its divisors is an integer number (13244414760).

Almost surely, 270619808394 is an apocalyptic number.

70619808394 is a deficient number, since it is larger than the sum of its proper divisors (35335509686).

70619808394 is a wasteful number, since it uses less digits than its factorization.

70619808394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8535164.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 70619808394 in words is "seventy billion, six hundred nineteen million, eight hundred eight thousand, three hundred ninety-four".

Divisors: 1 2 4139 8278 8531023 17062046 35309904197 70619808394