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70519374 = 23219206197
BaseRepresentation
bin1000011010000…
…00101001001110
311220200202101200
410031000221032
5121023104444
610555250330
71514255562
oct415005116
9156622350
1070519374
1136896282
121b7499a6
13117c1053
1495196a2
1562ce969
hex4340a4e

70519374 has 24 divisors (see below), whose sum is σ = 160834440. Its totient is φ = 22269168.

The previous prime is 70519333. The next prime is 70519381. The reversal of 70519374 is 47391507.

It is a happy number.

70519374 is a `hidden beast` number, since 70 + 519 + 3 + 74 = 666.

It is a congruent 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, 102757 + ... + 103440.

It is an arithmetic number, because the mean of its divisors is an integer number (6701435).

Almost surely, 270519374 is an apocalyptic number.

70519374 is an abundant number, since it is smaller than the sum of its proper divisors (90315066).

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

70519374 is a wasteful number, since it uses less digits than its factorization.

70519374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206224 (or 206221 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 70519374 is about 8397.5814375331. The cubic root of 70519374 is about 413.1452996328.

The spelling of 70519374 in words is "seventy million, five hundred nineteen thousand, three hundred seventy-four".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 206197 412394 618591 1237182 1855773 3711546 3917743 7835486 11753229 23506458 35259687 70519374