Search a number
-
+
1474420255630 = 25731679456339
BaseRepresentation
bin10101011101001010010…
…010111010101110001110
312012221201212211111010221
4111131022102322232032
5143124103041140010
63045201143021554
7211344336250240
oct25351222725616
95187655744127
101474420255630
11519330883893
121b990443a8ba
13a9063a570aa
14515102d0090
152854685adda
hex1574a4bab8e

1474420255630 has 32 divisors (see below), whose sum is σ = 3130934814720. Its totient is φ = 489208563360.

The previous prime is 1474420255621. The next prime is 1474420255631. The reversal of 1474420255630 is 365520244741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1474420255631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339726000 + ... + 339730339.

It is an arithmetic number, because the mean of its divisors is an integer number (97841712960).

Almost surely, 21474420255630 is an apocalyptic number.

1474420255630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1474420255630 is an abundant number, since it is smaller than the sum of its proper divisors (1656514559090).

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

1474420255630 is a wasteful number, since it uses less digits than its factorization.

1474420255630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679456384.

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 1474420255630 in words is "one trillion, four hundred seventy-four billion, four hundred twenty million, two hundred fifty-five thousand, six hundred thirty".

Divisors: 1 2 5 7 10 14 31 35 62 70 155 217 310 434 1085 2170 679456339 1358912678 3397281695 4756194373 6794563390 9512388746 21063146509 23780971865 42126293018 47561943730 105315732545 147442025563 210631465090 294884051126 737210127815 1474420255630