Search a number
-
+
70250415040 = 26513791811181
BaseRepresentation
bin100000101101101000…
…0000100001111000000
320201022212112211201201
41001123100010033000
52122333101240130
652134514110544
75034604450441
oct1013320041700
9221285484651
1070250415040
112787a589653
121174687b454
1368172a3c30
143585d9d2c8
151c625c7bca
hex105b4043c0

70250415040 has 224 divisors, whose sum is σ = 183595426560. Its totient is φ = 25447219200.

The previous prime is 70250415023. The next prime is 70250415077. The reversal of 70250415040 is 4051405207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59483250 + ... + 59484430.

It is an arithmetic number, because the mean of its divisors is an integer number (819622440).

Almost surely, 270250415040 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 70250415040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91797713280).

70250415040 is an abundant number, since it is smaller than the sum of its proper divisors (113345011520).

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

70250415040 is a wasteful number, since it uses less digits than its factorization.

70250415040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471 (or 1461 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The spelling of 70250415040 in words is "seventy billion, two hundred fifty million, four hundred fifteen thousand, forty".