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70353157400 = 23521523230969
BaseRepresentation
bin100000110000101011…
…1111111110100011000
320201121000212200202022
41001201113333310120
52123040402014100
652153024154012
75040262654031
oct1014127776430
9221530780668
1070353157400
1127922583499
1211775168908
136832667a26
1435958a5a88
151c6b61ee85
hex10615ffd18

70353157400 has 48 divisors (see below), whose sum is σ = 163679200200. Its totient is φ = 28122663680.

The previous prime is 70353157387. The next prime is 70353157409. The reversal of 70353157400 is 475135307.

It is a super-2 number, since 2×703531574002 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70353157409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189116 + ... + 420084.

Almost surely, 270353157400 is an apocalyptic number.

It is an amenable number.

70353157400 is an abundant number, since it is smaller than the sum of its proper divisors (93326042800).

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

70353157400 is a wasteful number, since it uses less digits than its factorization.

70353157400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232508 (or 232499 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 35.

The spelling of 70353157400 in words is "seventy billion, three hundred fifty-three million, one hundred fifty-seven thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 1523 3046 6092 7615 12184 15230 30460 38075 60920 76150 152300 230969 304600 461938 923876 1154845 1847752 2309690 4619380 5774225 9238760 11548450 23096900 46193800 351765787 703531574 1407063148 1758828935 2814126296 3517657870 7035315740 8794144675 14070631480 17588289350 35176578700 70353157400