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70029050 = 25271315391
BaseRepresentation
bin1000010110010…
…00111011111010
311212202211210112
410023020323322
5120411412200
610540544322
71510144220
oct413107372
9155684715
1070029050
1136590953
121b5520a2
131167bb10
14942cb10
156234535
hex42c8efa

70029050 has 48 divisors (see below), whose sum is σ = 160323072. Its totient is φ = 22161600.

The previous prime is 70029017. The next prime is 70029061. The reversal of 70029050 is 5092007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3146 + ... + 12245.

It is an arithmetic number, because the mean of its divisors is an integer number (3340064).

Almost surely, 270029050 is an apocalyptic number.

70029050 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

70029050 is an abundant number, since it is smaller than the sum of its proper divisors (90294022).

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

70029050 is a wasteful number, since it uses less digits than its factorization.

70029050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15423 (or 15418 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 70029050 is about 8368.3361548160. The cubic root of 70029050 is about 412.1855332095.

The spelling of 70029050 in words is "seventy million, twenty-nine thousand, fifty".

Divisors: 1 2 5 7 10 13 14 25 26 35 50 65 70 91 130 175 182 325 350 455 650 910 2275 4550 15391 30782 76955 107737 153910 200083 215474 384775 400166 538685 769550 1000415 1077370 1400581 2000830 2693425 2801162 5002075 5386850 7002905 10004150 14005810 35014525 70029050