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807406800148 = 221315527053849
BaseRepresentation
bin10111011111111010011…
…00100000110100010100
32212012001120100011200001
423233331030200310110
5101212032120101043
61414530105501044
7112222202364364
oct13577514406424
92765046304601
10807406800148
112914680a9333
12110592aa1784
135b1a4635160
142b115d369a4
15160086b474d
hexbbfd320d14

807406800148 has 12 divisors (see below), whose sum is σ = 1521651277300. Its totient is φ = 372649292352.

The previous prime is 807406800131. The next prime is 807406800149. The reversal of 807406800148 is 841008604708.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 485087176324 + 322319623824 = 696482^2 + 567732^2 .

It is a junction number, because it is equal to n+sod(n) for n = 807406800098 and 807406800107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (807406800149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7763526873 + ... + 7763526976.

Almost surely, 2807406800148 is an apocalyptic number.

It is an amenable number.

807406800148 is a deficient number, since it is larger than the sum of its proper divisors (714244477152).

807406800148 is a wasteful number, since it uses less digits than its factorization.

807406800148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15527053866 (or 15527053864 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 46.

The spelling of 807406800148 in words is "eight hundred seven billion, four hundred six million, eight hundred thousand, one hundred forty-eight".

Divisors: 1 2 4 13 26 52 15527053849 31054107698 62108215396 201851700037 403703400074 807406800148