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70025304 = 23325711353
BaseRepresentation
bin1000010110010…
…00000001011000
311212202122122210
410023020001120
5120411302204
610540515120
71510130256
oct413100130
9155678583
1070025304
1136589058
121b54baa0
131167a1bb
14942b5d6
156233389
hex42c8058

70025304 has 32 divisors (see below), whose sum is σ = 175759920. Its totient is φ = 23248896.

The previous prime is 70025303. The next prime is 70025321. The reversal of 70025304 is 40352007.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70025303) 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, 492 + ... + 11844.

Almost surely, 270025304 is an apocalyptic number.

It is an amenable number.

70025304 is an abundant number, since it is smaller than the sum of its proper divisors (105734616).

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

70025304 is a wasteful number, since it uses less digits than its factorization.

70025304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11619 (or 11615 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 70025304 is about 8368.1123319420. The cubic root of 70025304 is about 412.1781835237.

The spelling of 70025304 in words is "seventy million, twenty-five thousand, three hundred four".

Divisors: 1 2 3 4 6 8 12 24 257 514 771 1028 1542 2056 3084 6168 11353 22706 34059 45412 68118 90824 136236 272472 2917721 5835442 8753163 11670884 17506326 23341768 35012652 70025304