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70906379298 = 23293113145417
BaseRepresentation
bin100001000001001011…
…0010111110000100010
320210000120212021112020
41002002112113300202
52130204013114143
652323545442310
75060061164616
oct1020226276042
9223016767466
1070906379298
1128086891277
12118aa4a0396
1368c0165871
143609153346
151c9ee9c883
hex1082597c22

70906379298 has 32 divisors (see below), whose sum is σ = 151435215360. Its totient is φ = 22084298880.

The previous prime is 70906379293. The next prime is 70906379317. The reversal of 70906379298 is 89297360907.

It is not an unprimeable number, because it can be changed into a prime (70906379293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6567315 + ... + 6578102.

It is an arithmetic number, because the mean of its divisors is an integer number (4732350480).

Almost surely, 270906379298 is an apocalyptic number.

70906379298 is an abundant number, since it is smaller than the sum of its proper divisors (80528836062).

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

70906379298 is a wasteful number, since it uses less digits than its factorization.

70906379298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13145482.

The product of its (nonzero) digits is 10287648, while the sum is 60.

The spelling of 70906379298 in words is "seventy billion, nine hundred six million, three hundred seventy-nine thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 29 31 58 62 87 93 174 186 899 1798 2697 5394 13145417 26290834 39436251 78872502 381217093 407507927 762434186 815015854 1143651279 1222523781 2287302558 2445047562 11817729883 23635459766 35453189649 70906379298