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401407372070 = 2540140737207
BaseRepresentation
bin1011101011101011011…
…11100110101100100110
31102101002202210021112022
411311311233212230212
523034040241401240
6504223133023142
741000151236405
oct5656557465446
91371082707468
10401407372070
11145265aa6911
1265966624ab2
132bb1109b493
14155dd07363c
15a6952479b5
hex5d75be6b26

401407372070 has 8 divisors (see below), whose sum is σ = 722533269744. Its totient is φ = 160562948824.

The previous prime is 401407372057. The next prime is 401407372081. The reversal of 401407372070 is 70273704104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4014073720702 (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401407372070.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20070368594 + ... + 20070368613.

It is an arithmetic number, because the mean of its divisors is an integer number (90316658718).

Almost surely, 2401407372070 is an apocalyptic number.

401407372070 is a deficient number, since it is larger than the sum of its proper divisors (321125897674).

401407372070 is a wasteful number, since it uses less digits than its factorization.

401407372070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40140737214.

The product of its (nonzero) digits is 32928, while the sum is 35.

The spelling of 401407372070 in words is "four hundred one billion, four hundred seven million, three hundred seventy-two thousand, seventy".

Divisors: 1 2 5 10 40140737207 80281474414 200703686035 401407372070