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70433874 = 2347219467
BaseRepresentation
bin1000011001010…
…11110001010010
311220112102010000
410030223301102
5121012340444
610553350430
71513451400
oct414536122
9156472100
1070433874
1136838015
121b708416
1311791164
1494d6470
1562b4469
hex432bc52

70433874 has 120 divisors (see below), whose sum is σ = 193667760. Its totient is φ = 19023984.

The previous prime is 70433851. The next prime is 70433887. The reversal of 70433874 is 47833407.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 150589 + ... + 151055.

It is an arithmetic number, because the mean of its divisors is an integer number (1613898).

Almost surely, 270433874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70433874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96833880).

70433874 is an abundant number, since it is smaller than the sum of its proper divisors (123233886).

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

70433874 is a wasteful number, since it uses less digits than its factorization.

70433874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 70433874 is about 8392.4891420841. The cubic root of 70433874 is about 412.9782618071.

The spelling of 70433874 in words is "seventy million, four hundred thirty-three thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 7 9 14 18 19 21 27 38 42 49 54 57 63 81 98 114 126 133 147 162 171 189 266 294 342 378 399 441 467 513 567 798 882 931 934 1026 1134 1197 1323 1401 1539 1862 2394 2646 2793 2802 3078 3269 3591 3969 4203 5586 6538 7182 7938 8379 8406 8873 9807 10773 12609 16758 17746 19614 21546 22883 25137 25218 26619 29421 37827 45766 50274 53238 58842 62111 68649 75411 75654 79857 88263 124222 137298 150822 159714 176526 186333 205947 239571 264789 372666 411894 434777 479142 529578 558999 617841 718713 869554 1117998 1235682 1304331 1437426 1676997 1853523 2608662 3353994 3707046 3912993 5030991 7825986 10061982 11738979 23477958 35216937 70433874