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70130676 = 223711711069
BaseRepresentation
bin1000010111000…
…01101111110100
311212222000012110
410023201233310
5120423140201
610543051020
71511046420
oct413415764
9155860173
1070130676
1136650240
121b5a0a70
13116b6155
149457b80
1562546d6
hex42e1bf4

70130676 has 96 divisors (see below), whose sum is σ = 207083520. Its totient is φ = 17942400.

The previous prime is 70130647. The next prime is 70130677. The reversal of 70130676 is 67603107.

70130676 = T263 + T264 + ... + T759.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70130677) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65070 + ... + 66138.

It is an arithmetic number, because the mean of its divisors is an integer number (2157120).

Almost surely, 270130676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70130676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103541760).

70130676 is an abundant number, since it is smaller than the sum of its proper divisors (136952844).

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

70130676 is a wasteful number, since it uses less digits than its factorization.

70130676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 70130676 is about 8374.4060087865. The cubic root of 70130676 is about 412.3848244101.

The spelling of 70130676 in words is "seventy million, one hundred thirty thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 71 77 84 132 142 154 213 231 284 308 426 462 497 781 852 924 994 1069 1491 1562 1988 2138 2343 2982 3124 3207 4276 4686 5467 5964 6414 7483 9372 10934 11759 12828 14966 16401 21868 22449 23518 29932 32802 35277 44898 47036 65604 70554 75899 82313 89796 141108 151798 164626 227697 246939 303596 329252 455394 493878 531293 834889 910788 987756 1062586 1593879 1669778 2125172 2504667 3187758 3339556 5009334 5844223 6375516 10018668 11688446 17532669 23376892 35065338 70130676