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70454564 = 22413531217
BaseRepresentation
bin1000011001100…
…00110100100100
311220120110111022
410030300310210
5121014021224
610554030312
71513565615
oct414606444
9156513438
1070454564
1136851614
121b718398
131179a6bb
1494ddc0c
1562ba65e
hex4330d24

70454564 has 24 divisors (see below), whose sum is σ = 126764568. Its totient is φ = 34242560.

The previous prime is 70454539. The next prime is 70454567. The reversal of 70454564 is 46545407.

It can be written as a sum of positive squares in 4 ways, for example, as 28900 + 70425664 = 170^2 + 8392^2 .

It is not an unprimeable number, because it can be changed into a prime (70454567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57284 + ... + 58500.

It is an arithmetic number, because the mean of its divisors is an integer number (5281857).

Almost surely, 270454564 is an apocalyptic number.

It is an amenable number.

70454564 is a deficient number, since it is larger than the sum of its proper divisors (56310004).

70454564 is a wasteful number, since it uses less digits than its factorization.

70454564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615 (or 1613 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 70454564 is about 8393.7217013670. The cubic root of 70454564 is about 413.0186953998.

The spelling of 70454564 in words is "seventy million, four hundred fifty-four thousand, five hundred sixty-four".

Divisors: 1 2 4 41 82 164 353 706 1217 1412 2434 4868 14473 28946 49897 57892 99794 199588 429601 859202 1718404 17613641 35227282 70454564